{"title":"Aqua Master Tools","description":"\u003cp\u003eAqua Master Tools specialises in meters for growers, from simple pens to professional handheld and substrate meters. This collection includes the P50 Pro and P50 Pro2 pH meters, the E50 Pro EC meter, the P110 Pro and P110 Pro2 combo pens, the P160 Pro and P160 Pro2, the P700 Pro2 combo meter, the H600 Pro handheld meters, and the S300 and E300 substrate meters, along with calibration solutions, Cleaner D, KCl storage solution and replacement probes and electrodes. Many models measure temperature as well, and combo meters cover pH, EC, TDS and PPM in one device. See all \u003ca href=\"\/collections\/ph-ec-messgeraete\"\u003epH \u0026amp; EC meters\u003c\/a\u003e and \u003ca href=\"\/collections\/messgeraete\"\u003emeters\u003c\/a\u003e, and read \u003ca href=\"\/blogs\/nieuws\/ph-ec-warum-genaues-messen-alles-ist\"\u003ewhy accurate measuring matters\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"aqua-master-p110-pro-combo-pen-ph-ec-temp","title":"Aqua Master P110 Pro Combo Pen (pH, EC, Temp)","description":"\u003ch2\u003eAqua Master P110 Pro Combo Pen (pH, EC, Temp): product details and use\u003c\/h2\u003e\u003cp\u003eWith the \u003cstrong\u003eAqua Master Combo Pen P110 Pro\u003c\/strong\u003e you can quickly and reliably measure the most important parameters of your nutrient solution: \u003cstrong\u003epH, electrical conductivity (EC)\u003c\/strong\u003e and \u003cstrong\u003etemperature\u003c\/strong\u003e. This handy meter was designed specifically for growers, breeders and aquarium enthusiasts who want precise control and easy handling.\u003c\/p\u003e\u003ch3\u003eCompact, robust and user-friendly\u003c\/h3\u003e\u003cp\u003eThe P110 Pro features a waterproof, ergonomic design and a digital display. Thanks to its intuitive operation and automatic calibration function, it is also ideal for beginners.\u003c\/p\u003e\u003ch3\u003ePrecise \u0026amp; reliable readings\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003ebuilt-in temperature compensation\u003c\/strong\u003e guarantees accurate results regardless of ambient conditions. Whether you grow in hydro, coco or soil – the P110 Pro delivers consistent readings that help you feed your plants optimally.\u003c\/p\u003e\u003ch3\u003eBenefits of the Aqua Master Combo Pen P110 Pro\u003c\/h3\u003e\u003ch3\u003e3-in-1 measuring system\u003c\/h3\u003e\u003cp\u003eMeasures \u003cstrong\u003epH, EC and temperature\u003c\/strong\u003e – for full control over your nutrient solution.\u003c\/p\u003e\u003ch3\u003eAutomatic calibration\u003c\/h3\u003e\u003cp\u003eQuick and easy in just a few steps – for maximum accuracy.\u003c\/p\u003e\u003ch3\u003eWaterproof \u0026amp; robust\u003c\/h3\u003e\u003cp\u003eSuitable for daily use in humid environments.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasuring ranges:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003epH: 0.0 – 14.0\u003c\/li\u003e\n\u003cli\u003eEC: 0.0 – 19.9 mS\/cm\u003c\/li\u003e\n\u003cli\u003eTemperature: 0 – 50 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e automatic (pH \u0026amp; EC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature compensation:\u003c\/strong\u003e automatic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e digital\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof:\u003c\/strong\u003e yes (IP67)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 3×1.5V button cell batteries (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 220 × 40 × 40 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e approx. 102 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse \u0026amp; maintenance\u003c\/h3\u003e\u003cp\u003eRinse briefly in distilled water before each measurement, then carefully dry the electrode. After use, always store with the electrode cap and storage solution to extend its life.\u003c\/p\u003e\u003cp\u003eWith the \u003cstrong\u003eAquamaster\u003c\/strong\u003e\u003cstrong\u003e Combo Pen P110 Pro\u003c\/strong\u003e you have all key values under control – precise, handy and reliable. Ideal for growers who value control and quality.\u003c\/p\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588797174104,"sku":"C8AMTP110","price":71.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/C8DMH11038_600x600_uniform.jpg?v=1790619602"},{"product_id":"aqua-master-e50-pro-ec-und-temperatur-messgeraet","title":"Aqua Master E50 Pro EC and Temperature Meter","description":"\u003ch2\u003eAqua Master E50 Pro EC and Temperature Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAquamaster E50 Pro EC and temperature meter\u003c\/strong\u003e was developed specifically for precise measurement of \u003cstrong\u003eelectrical conductivity (EC)\u003c\/strong\u003e and \u003cstrong\u003etemperature\u003c\/strong\u003e. 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With its \u003cstrong\u003ewaterproof construction\u003c\/strong\u003e, the Aquamaster E50 Pro is well suited for humid environments such as \u003cstrong\u003egrow tents, hydro systems or aquariums\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eBenefits of the Aquamaster E50 Pro\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e2-in-1 meter:\u003c\/strong\u003e precisely measures EC \u0026amp; temperature\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eExact control:\u003c\/strong\u003e optimises your plants' nutrient uptake\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAutomatic temperature compensation (ATC):\u003c\/strong\u003e reliable results at any temperature\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eEasy to use:\u003c\/strong\u003e 1-point calibration for quick operation\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDurable:\u003c\/strong\u003e replaceable electrode for long-term use\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eRobust \u0026amp; waterproof:\u003c\/strong\u003e suitable for indoor growing \u0026amp; hydro systems\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications – Aquamaster E50 Pro\u003c\/h3\u003e\u003ch3\u003eBuy the Aquamaster E50 Pro\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eAquamaster E50 Pro EC and temperature meter\u003c\/strong\u003e is an essential tool for every grower who wants to \u003cstrong\u003emonitor nutrient concentration and water quality precisely\u003c\/strong\u003e. 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Precise, robust and durable – ideal for \u003cstrong\u003eindoor growing and hydroponics\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588797272408,"sku":"C8DMH11201","price":51.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/C8DMH11036_600x600_75408dd6-c2a4-4657-bb38-aba5f84d9455.jpg?v=1790619602"},{"product_id":"aqua-master-sonde-ec-fuer-e50-pro-messgeraet","title":"Aqua Master EC Probe for E50 Pro Meter","description":"\u003ch2\u003eAqua Master EC Probe for E50 Pro Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master EC probe for the E50 Pro\u003c\/strong\u003e is the right solution when your meter's original probe is worn or damaged. As an \u003cstrong\u003eoriginal spare part\u003c\/strong\u003e, it continues to guarantee \u003cstrong\u003eprecise, reliable EC readings\u003c\/strong\u003e, which are crucial for indoor growing and hydroponics.\u003c\/p\u003e\u003cp\u003eThe probe measures the \u003cstrong\u003eelectrical conductivity (EC)\u003c\/strong\u003e of nutrient solutions and delivers accurate data for optimal plant feeding. This way you can make sure your plants always get the right amount of nutrients – a decisive factor for healthy growth and a well-balanced feed.\u003c\/p\u003e\u003cp\u003eThanks to the \u003cstrong\u003eplug-and-play design\u003c\/strong\u003e, the probe is easy to replace without any extra tools. 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The \u003cstrong\u003eAquamaster\u003c\/strong\u003e\u003cstrong\u003e replacement probe for P110 Pro\u003c\/strong\u003e brings your meter back to peak performance – for precise pH, EC and temperature readings in every application.\u003c\/p\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588797370712,"sku":"C8AMT1014","price":42.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/C8DMH11045.jpg?v=1790619604"},{"product_id":"aqua-master-e300-pro2-substrat-ec-und-temperaturmessgeraet","title":"Aqua Master E300 Pro2 Substrate EC and Temperature Meter","description":"\u003ch2\u003eAqua Master E300 Pro2 Substrate EC and Temperature Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003ch3\u003ePrecise control of nutrient concentration in the root zone\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master E300 Pro2\u003c\/strong\u003e is a high-quality \u003cstrong\u003eEC and temperature meter\u003c\/strong\u003e developed specifically for measuring in solid growing media such as soil, coco or rockwool.\u003cbr\u003eIt lets you directly monitor the \u003cstrong\u003eelectrical conductivity (EC)\u003c\/strong\u003e, and therefore the salt content, in the root zone – a crucial factor for healthy plant growth.\u003c\/p\u003e\u003cp\u003eWith its robust stainless-steel electrode, precise temperature compensation and easy calibration, the E300 Pro2 is an essential tool for anyone who wants to keep their feeding perfectly balanced.\u003c\/p\u003e\u003ch3\u003eBenefits of the Aqua Master E300 Pro2\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAccurate EC measurement directly in the medium:\u003c\/strong\u003e ideal for soil, coco and hydroponics.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIntegrated temperature measurement:\u003c\/strong\u003e monitors conditions in the root zone.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDigital display:\u003c\/strong\u003e clear, backlit LCD with stable readings.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAutomatic temperature compensation (ATC):\u003c\/strong\u003e precise results at any temperature.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWaterproof \u0026amp; 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hydro systems\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eProfessional grow tents \u0026amp; grow rooms\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eGrowers who need precise EC readings\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eUse alongside pH meters\u003c\/strong\u003e such as the Aqua Master S300 Pro3\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBuy the Aqua Master E300 Pro2\u003c\/h3\u003e\u003cp\u003eWith the \u003cstrong\u003eAquamaster\u003c\/strong\u003e\u003cstrong\u003e E300 Pro2\u003c\/strong\u003e, you stay in full control of the nutrient concentration in your growing media.\u003cbr\u003eIt offers \u003cstrong\u003eprecise readings, easy operation and long-lasting quality\u003c\/strong\u003e – ideal for professional use in indoor and outdoor grows.\u003c\/p\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588862316888,"sku":"C8AMT10352","price":114.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/32780_s300-pro3-substrate-ph-temp-4991-en-g.webp?v=1790620058"},{"product_id":"aqua-master-combo-pen-p160-pro-ph-ec-tds-ppm-und-temperaturmessgeraet","title":"Aqua Master Combo Pen P160 Pro pH, EC, TDS, PPM and Temperature Meter","description":"\u003ch2\u003eAqua Master Combo Pen P160 Pro pH, EC, TDS, PPM and Temperature Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003ch3\u003e\u003cstrong\u003e5-in-1 meter for pH, EC, TDS, PPM \u0026amp; 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Whether pH, EC, TDS, PPM or temperature: this compact meter combines every function you need for healthy plant growth.\u003c\/p\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588862349656,"sku":"C8DMH11205","price":94.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/combo-pen-p160-pro-4812-nl-G-1_600x600_6eb3af9e-2285-44be-8e98-127c7da27da7.jpg?v=1790620059"},{"product_id":"aqua-master-s300-pro3-substrat-ph-und-temperaturmessgeraet","title":"Aqua Master S300 Pro3 Substrate pH and Temperature Meter","description":"\u003ch2\u003eAqua Master S300 Pro3 Substrate pH and Temperature Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003ch3\u003ePrecise control for healthy plant growth\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master S300 Pro3\u003c\/strong\u003e is a professional \u003cstrong\u003epH and temperature meter\u003c\/strong\u003e for growing media, soil and coco. It lets growers measure the pH directly in the root zone – where it really counts. Precise measurement helps you make sure your plants take up nutrients optimally and grow vigorously.\u003c\/p\u003e\u003cp\u003eThe meter combines \u003cstrong\u003ehigh accuracy, easy handling and robust build quality\u003c\/strong\u003e, making it the first choice for indoor and outdoor growers.\u003c\/p\u003e\u003ch3\u003eBenefits of the Aqua Master S300 Pro3\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAccurate measurement directly in the medium:\u003c\/strong\u003e ideal for soil, coco and other growing media\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIntegrated temperature display:\u003c\/strong\u003e gives extra control over the root environment\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eReady to use:\u003c\/strong\u003e factory-calibrated and fitted with a high-quality probe\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWaterproof design (IP67):\u003c\/strong\u003e safe to use in the grow room\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDigital display:\u003c\/strong\u003e large, backlit LCD for precise reading\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAutomatic calibration:\u003c\/strong\u003e simple one-button operation with calibration solution\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications – Aqua Master S300 Pro3\u003c\/h3\u003e\u003ch3\u003eUse \u0026amp; care\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003e\u003cp\u003eCarefully insert the probe into the growing medium or nutrient solution.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRead the value as soon as it is stable.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eClean with distilled water after each use.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRecalibrate regularly with calibration solution to ensure accuracy.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eTip: Ideal in combination with \u003cstrong\u003eEC meters\u003c\/strong\u003e such as the Aqua Master E300 Pro for complete control over your nutrient solution.\u003c\/p\u003e\u003ch3\u003eBuy the Aqua Master S300 Pro3\u003c\/h3\u003e\u003cp\u003eWith the \u003cstrong\u003eAquamaster\u003c\/strong\u003e\u003cstrong\u003e S300 Pro3 substrate meter\u003c\/strong\u003e, you stay in control of your plants' most important growth parameters. 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The high-quality stainless steel soil probe can be inserted directly into soil, coco, rockwool and other substrates.\u003cbr\u003eWith automatic temperature compensation, easy calibration and a clear display, the E300 Pro is perfect for monitoring your nutrient levels. Whether for indoor grows, nurseries or hydro\/coco mixed systems – this meter gives you control, stability and healthy plant development.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003ePrecise EC measurement directly in the substrate\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eRobust stainless steel probe\u003c\/strong\u003e for a long service life\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eFast response time\u003c\/strong\u003e and reliable readings\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAutomatic temperature compensation (ATC)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eLarge, easy-to-read display\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSimple 1-point calibration\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIdeal for soil, coco, rockwool \u0026amp; mixed substrates\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct description \/ product details\u003c\/h3\u003e\u003ch3\u003eEffect \u0026amp; properties\u003c\/h3\u003e\u003cp\u003eThe E300 Pro measures electrical conductivity directly in the root zone, allowing particularly accurate control of nutrient concentration. Thanks to automatic temperature compensation, you always get stable EC readings – regardless of cold, heat or moisture. The probe is designed to penetrate deep into the medium without bending or getting damaged.\u003cbr\u003eThe meter is ready to use straight away, responds quickly and gives dependable readings, so overfeeding or deficiencies are spotted early.\u003c\/p\u003e\u003ch3\u003eSuitable for the following growing systems\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eSoil mixes\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCoco substrates\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRockwool\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHydro\/soil combinations\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIndoor and outdoor beds\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse \/ dosage\u003c\/h3\u003e\u003ch3\u003eUse\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eInsert the probe directly into the moist substrate\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWait a few seconds until the reading stabilises\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRead the measurement\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCalibration:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e1-point calibration with EC calibration solution\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRegular calibration recommended (every 2–4 weeks)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eClean the probe after use and store dry\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDo not immerse in pure nutrient solution (use the P700 for that)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eComposition \/ construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eStainless steel probe\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWater-protected housing\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eLarge display\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCalibration button\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBattery compartment (AAA)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMeasuring ranges:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eEC:\u003c\/strong\u003e 0.0 – 19.9 mS\/cm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eTemperature:\u003c\/strong\u003e 0 – 50 °C\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eATC (automatic temperature compensation)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDisplay: backlit\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eProbe material: stainless steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePower supply: 4×1.5V AAA batteries\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWeight: approx. 300 g\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDimensions: approx. 20 × 10 × 4 cm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eManufacturer: \u003cstrong\u003eAquamaster Tools\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588865069400,"sku":"C8AMT103520","price":98.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/substraat-ec-temp-e300-pro-4833-nl-G-800x1093_600x600_188b17ff-7607-4359-bd30-7e2936a2a32e.jpg?v=1790620080"},{"product_id":"aqua-master-combo-meter-p700-pro2-ph-ec-temp-ppm-cf","title":"Aqua Master Combo Meter P700 Pro2 (pH, EC, Temp, PPM, CF)","description":"\u003ch2\u003eAqua Master Combo Meter P700 Pro2 (pH, EC, Temp, PPM, CF): product details and use\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master P700 Pro2 Combo Meter\u003c\/strong\u003e combines five measurements in one benchtop meter. This makes it especially suitable if you check nutrient solutions regularly and want easy-to-read measurements at a fixed workstation.\u003c\/p\u003e\u003ch3\u003eMeasuring ranges\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 0.0–14.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC:\u003c\/strong\u003e 0.0–19.9 mS\/cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCF:\u003c\/strong\u003e 0.0–199\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePPM:\u003c\/strong\u003e 0–1999 (700 PPM scale)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 0–50 °C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH accuracy:\u003c\/strong\u003e ±0.1 pH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC\/CF\/PPM accuracy:\u003c\/strong\u003e ±2% F.S.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature accuracy:\u003c\/strong\u003e ±0.5 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection rating:\u003c\/strong\u003e meter IP65; electrodes IP67\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 200 × 140 × 34 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 418 g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588865102168,"sku":"C8AMT10202","price":178.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/aquamaster-tools-aquamaster-tools-combo-meter-700.webp?v=1790620081"},{"product_id":"aqua-master-s300-pro2-substrat-ph-und-temperaturmessgeraet","title":"Aqua Master S300 Pro2 Substrate pH and Temperature Meter","description":"\u003ch2\u003eAqua Master S300 Pro2 Substrate pH and Temperature Meter: measuring, monitoring and adjusting\u003c\/h2\u003e\u003cp\u003eThe S300 Pro2 is the upgraded version of Aqua Master Tools' popular substrate pH meter. It was developed specifically to measure pH \u003cstrong\u003edirectly in the root zone\u003c\/strong\u003e, where it is crucial for nutrient uptake.\u003cbr\u003eThe robust stainless steel electrode is durable and moisture-resistant, and delivers fast, stable readings. The backlit display is easy to read even in dark grow rooms, while automatic temperature compensation (ATC) ensures accurate results at any ambient temperature.\u003c\/p\u003e\u003cp\u003eWhether in soil, coco, rockwool or for pot and bed cultivation – the S300 Pro2 gives you reliable control over pH and temperature and helps prevent nutrient problems early.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAccurate pH measurement directly in the substrate\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eRobust stainless steel electrode\u003c\/strong\u003e with fast response\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eATC – automatic temperature compensation\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eLarge, backlit display\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSimple 1- or 2-point calibration\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDurable, moisture-resistant \u0026amp; low-maintenance\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIdeal for soil, coco \u0026amp; rockwool\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct description \/ product details\u003c\/h3\u003e\u003ch3\u003eEffect \u0026amp; properties\u003c\/h3\u003e\u003cp\u003eThe S300 Pro2 measures pH where it matters most – right next to the roots. Precise pH control prevents nutrient lockout, overfeeding and deficiencies.\u003cbr\u003eThe improved electrode is designed specifically for direct substrate measurement and delivers stable readings within seconds. Automatic temperature compensation corrects measuring errors that can occur with conventional pH meters in warm or cold substrates.\u003c\/p\u003e\u003ch3\u003eSuitable for the following growing systems\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eSoil mixes\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCoco substrates\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRockwool\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIndoor and outdoor pots\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eGarden beds \u0026amp; raised beds\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHydro\/soil mixed systems (for substrate pH, not nutrient solution pH)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse \/ dosage\u003c\/h3\u003e\u003ch3\u003eUse\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eCarefully insert the probe into the moist substrate\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWait a few seconds until the reading is stable\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRead the pH and temperature values\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCalibration:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eAutomatic 1- or 2-point calibration\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRecommended every 2–4 weeks\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCare:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eClean the electrode after every use\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eNever let it dry out\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFor substrate only, not for pure nutrient solutions\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eComposition \/ material\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eStainless steel pH electrode\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eSplash-proof housing\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBacklit LC display\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCalibration buttons\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBattery compartment (AAA)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMeasuring ranges:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003epH:\u003c\/strong\u003e 0.0 – 14.0\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eTemperature:\u003c\/strong\u003e 0 – 50 °C\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eATC (automatic temperature compensation)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDisplay: backlit\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eProbe material: stainless steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePower supply: 4×1.5V AAA batteries\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDimensions: approx. 20 × 10 × 4 cm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWeight: approx. 300 g\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eManufacturer: \u003cstrong\u003eAquamaster Tools\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588865134936,"sku":"C8AMT103020","price":90.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/Aqua-Master-S300-Pro2_600x600_matched.jpg?v=1790620082"},{"product_id":"aqua-master-kalibrierloesung-ec-1413-s-cm-100ml","title":"Aqua Master Calibration Solution EC 1413 µS\/cm 100ml","description":"\u003ch2\u003eAqua Master Calibration Solution EC 1413 µS\/cm 100ml: product details and use\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master Calibration Solution EC 1413 µS\/cm\u003c\/strong\u003e was developed specifically for reliable calibration of EC and conductivity meters. Regular calibration is crucial for consistently accurate readings – especially when monitoring nutrient solutions in professional growing.\u003c\/p\u003e\u003cp\u003eWith a precisely defined conductivity of \u003cstrong\u003e1413 µS\/cm\u003c\/strong\u003e, this solution is ideal as a reference point for calibrating common EC meters.\u003c\/p\u003e\u003ch3\u003eWhy is EC calibration so important?\u003c\/h3\u003e\u003cp\u003eElectrical conductivity (EC) indicates the concentration of dissolved salts and nutrients in a solution. 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It is ideal wherever pH, conductivity and temperature need to be checked regularly.\u003c\/p\u003e\u003ch3\u003eMeasuring ranges and accuracy\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 0.1–14.00 pH, accuracy ±0.1 pH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC:\u003c\/strong\u003e 0.0–19.99 mS\/cm, accuracy ±2 % F.S.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 0–50 °C, accuracy ±0.5 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature compensation:\u003c\/strong\u003e automatic, 0–50 °C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOperation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH calibration:\u003c\/strong\u003e automatic 2-point calibration at pH 4.0 and 7.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC calibration:\u003c\/strong\u003e manual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection rating:\u003c\/strong\u003e IP67\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 2 × AAA batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto power-off:\u003c\/strong\u003e after 8 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 132 g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aqua Master Tools","offers":[{"title":"Default Title","offer_id":58588868575576,"sku":"C8AMT10132","price":68.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/9584\/8792\/files\/p110-pro2-combo-stift-4963-de-G_600x600_39fb9ebd-ec60-4b3f-ac08-066e44aea285.jpg?v=1790620109"},{"product_id":"aqua-master-calibration-solution-ph-7-00-20-ml","title":"Aqua Master Calibration Solution pH 7.00 20 ml","description":"\u003ch2\u003eAqua Master Calibration Solution pH 7.00 20 ml: product details and use\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAqua Master Calibration Solution pH 7.00 20 ml\u003c\/strong\u003e keeps your pH meter accurate. With a stable value of \u003cstrong\u003epH 7.00\u003c\/strong\u003e it is the neutral reference point for both 1-point and 2-point calibration, and the starting point for exact readings of your nutrient solution and water.\u003c\/p\u003e\u003cp\u003eCombine it with pH 4.01 for precise adjustment across the whole range. The handy \u003cstrong\u003e20 ml\u003c\/strong\u003e bottle is ideal for occasional calibration, on the go or as part of your measuring kit.\u003c\/p\u003e\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact reference\u003c\/strong\u003e: stable pH 7.00 for reliable calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1- or 2-point calibration\u003c\/strong\u003e: pairs perfectly with pH 4.01.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandy 20 ml\u003c\/strong\u003e: ideal for occasional use or on the go.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady to use\u003c\/strong\u003e: no mixing needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor all common pH meters\u003c\/strong\u003e: keeps your feeding schedule on track.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e 20 ml\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH value:\u003c\/strong\u003e 7.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e calibration solution\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003cp\u003ePour a small amount into a clean cup. 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