EC and pH meters

AC Infinity Hydroponic Meter PRO kit – pH & EC meter With the AC Infinity Hydroponic Meter PRO kit you can check important water values quickly and easily. The digital meter combines pH and EC measurement in one practical device and is ideal for checking water and nutrient solutions. Check pH and EC values reliably pH and electrical conductivity (EC) are important parameters when preparing and monitoring nutrient solutions. With the Hydroponic Meter PRO you can measure both values directly and control your water and nutrient supply in a targeted way. Practical PRO meter The compact digital meter is designed for easy, regular use. The readings are clear to read, making checking your solution quick and easy. Product type: digital hydroponic meter Readings: pH and EC Suitable for: water and nutrient solutions Display: digital reading display Benefit: two important readings in one device Ideal for precise checking of water and nutrient solutions in hydroponic systems and plant care.

AC Infinity pH meter kit – digital pH pen tester for water With the AC Infinity pH meter kit you can check the pH of water quickly and easily. The compact digital pH pen tester is ideal for regularly checking irrigation water and nutrient solutions. Fast, easy pH measurement The handy pH tester allows straightforward measurement directly in the liquid. The digital display shows the measured value clearly, so the pH can be checked quickly. Practical for water and nutrient solutions Regular pH checks are particularly important when using nutrient solutions. With the AC Infinity pH meter you can conveniently check the pH and adjust your water or nutrient solution accordingly. Product type: digital pH pen tester Suitable for: water and nutrient solutions Measurement: fast digital pH check Operation: compact and easy to use Display: easy-to-read digital display Ideal for regularly checking the pH and precisely monitoring your water and nutrient solutions.

AC Infinity pH meter PRO kit with replaceable probe The AC Infinity pH meter PRO kit allows fast, reliable checking of the pH of water and nutrient solutions. Thanks to the replaceable probe, the meter is particularly practical for regular use and long-term use. Precise pH control With the digital pH meter you can easily check the pH of liquids. The clear digital display allows quick checks and makes adjusting water and nutrient solutions easier. Replaceable probe A particular advantage of the PRO kit is the replaceable pH probe. If the probe needs replacing after long use, it can be swapped without having to replace the entire meter. Product type: digital pH meter PRO Probe: replaceable Suitable for: water and nutrient solutions Display: digital pH display Benefit: suitable for regular, long-term use Ideal for reliable pH control when preparing and monitoring water and nutrient solutions.

Aqua Master Tools H600 Pro, handheld meter for pH, EC, PPM, TDS and temperatureThe Aqua Master Tools H600 Pro is your reliable all-rounder when you want to measure various values in liquids accurately and easily. The user interface is clearly laid out, so you can switch quickly between pH, EC, PPM, TDS and temperature . The integrated calibration indicator also means you always know when a new calibration is needed. To keep you flexible, the meter is compatible with Aqua Master Tools substrate electrodes, so you can extend it for measurements in moist substrates or soil. A sturdy carrying case is included, protecting the H600 Pro and making it perfect for mobile use.Measures pH, EC, PPM, TDS and temperature precisely and reliablyUser-friendly interface for fast parameter switchingCalibration indicator for maximum measuring reliabilityCompatible with substrate electrodes (available separately)Sturdy carrying case for protection and mobilityIdeal for laboratories, hydroponics, horticulture, industry and many other areas

pH, EC and Temp meter P110 Pro  The new version of the Combo P and P110 Pro impresses with a modern, robust housing. The software has also been upgraded, so precise measurements can now be read faster. The electrode is easy to replace if it is worn or defective. The Combo P and P110 Pro meter is excellent for measuring EC, pH and temperature values in liquid plant nutrients and in water from swimming pools, jacuzzis and ponds. At the touch of a button you switch quickly and easily between the different parameters. The meter is supplied pre-calibrated and with batteries. How does the meter work? Remove the protective cap.2. Clean the electrode carefully with distilled water and dry it.3. Press the on/off switch to switch the meter on.4. Hold the meter vertically in the solution up to the edge and swirl it gently. Wait a few seconds until the values are shown correctly on the display.5. Use the C/F button to switch between Celsius and Fahrenheit.6. Use the MODE button to switch between pH and EC.7. After use, rinse the electrode with water and press the on/off switch to switch the meter off. Our electrodes are designed for dry storage, so the electrode does not need to be stored in liquid. Package contents: 1 x Combo Pen P110 Pro 1 x user manual (NL - EN - DE) 3 × 1.5 volt AG-13 button cell

Aqua Master Tools P160 Pro2 Combo Pen – pH, EC, TDS, PPM & temperature meterThe P160 Pro Combo Pen from Aqua Master Tools is the perfect all-in-one meter for precisely measuring pH, EC, TDS, PPM and temperature in water or nutrient solutions. Ideal for use in horticulture, hydroponics, aquaria and water treatment.Thanks to the robust, waterproof (IP67) housing and ergonomic design, the meter sits comfortably in the hand and is easy to use. Automatic temperature compensation ensures reliable readings under all conditions.Main benefits:Measures pH, EC, TDS, PPM and temperatureUser-friendly with a clear displayWaterproof (IP67) and floatsAutomatic pH calibration (2-point)Replaceable electrode for a long service lifeDry storage – no storage liquid neededSupplied with:P160 Pro Combo PenStorage caseCalibration solutions (pH 4.01, 7.00 and EC 1413 µS/cm)Screwdriver for EC calibrationUser manual (DE, EN, NL)Batteries includedThe P160 Pro is a reliable, professional meter for anyone who takes water quality seriously.

Aqua Master Tools S300 Pro 2 substrate pH/temp meterThe Aqua Master Tools S300 Pro 2 substrate pH/temp meter is an advanced, versatile instrument designed specifically for measuring pH and temperature in various substrates, including soil (such as Lightmix) and coco. This digital handheld meter from the renowned manufacturer provides accurate readings for a wide range of applications, including agriculture, horticulture and the food industry.The S300 Pro 2 substrate meter stands out for its high quality and ease of use. The ergonomic design with a rubberised back ensures a comfortable grip, while the digital display makes reading results easy. The pH electrode is connected to a 90 cm cable, making measuring in different substrates easy and convenient.An outstanding feature of this meter is the 2-point automatic calibration, which makes the calibration process quick and easy. This ensures accurate readings at all times. The S300 Pro 2 comes with batteries and has a replaceable probe, extending the life of the pen. This allows long-term use of this high-quality meter without worrying about performance or reliability.Whether you work in agriculture, horticulture or another related industry, the Aqua Master Tools S300 Pro 2 substrate pH/temp meter offers a reliable solution for measuring and monitoring pH and temperature in various substrates, giving you control over crucial parameters for optimal growing conditions.BenefitsAccurate readings: provides precise measurements of both pH and temperature, giving important information about the condition of the substrate.Versatility: suitable for various substrates such as soil (e.g. Lightmix) and coco, making the instrument versatile in different growing environments.Handheld design: portable and easy to handle, thanks to the ergonomic design and rubberised back for a comfortable grip.Long cable: the pH electrode is connected to a 90 cm cable, offering flexibility when measuring in different substrates.Digital display: makes reading results easy, so the user is informed quickly and efficiently.2-point automatic calibration: allows quick, effortless calibration of the meter, ensuring accurate readings.Ease of use: a high-quality, user-friendly meter suitable for professionals in agriculture and forestry as well as hobbyists.Battery-powered: supplied with batteries so it is ready to use straight away, and has a replaceable probe for a longer service life.Usable in various industries: suitable for use in various sectors, including agriculture, forestry and the food industry.Reliable solution: offers a reliable solution for measuring and monitoring important parameters for optimal growing conditions.Technical specificationsMeasuring rangepH: 0.0 ~ 14.0 pHTemp.: 0°C ~ 50°C (32°F ~ 122°F)ResolutionpH: ± 0.1 pHTemp.: 0.1 °C (1.0 °F)AccuracypH: ± 0.1 pHTemperature: ±0.5°C (32°F)Temperature compensation: 0°C to 50°C (32°F to 122°F)CalibrationpH: 2-point auto 4.0 - 7.0 pHFunctionsBattery indicator & automatic temperature compensationPower supply3 x 1.5 volt AG-13 button cells (included)Auto power-offAfter 8 minutesCalibration indicatorWith correct calibrationWaterproofIP65 (electrodes are IP67 waterproof)Dimensions220 x 40 x 40 mmWeight158 grams

Aqua Master Tools S300 Pro3, pH meter for soil and substratesThe Aqua Master Tools S300 Pro3 is your reliable meter for exact pH and temperature measurements in soil, coco and other substrates . The completely revised Pro3 version offers more comfort, better visibility and even higher measuring precision. The S300 Pro3 gives you stable readings for better control and more certainty in every growth phase. With the Aqua Master Tools S300 Pro3 you choose a high-quality, durable and absolutely reliable substrate pH meter that makes your everyday work noticeably easier.Measures pH and temperature directly in the substrate, ideal for soil, coco and other soft mediaNew black display with clear white characters for optimal readabilitySelectable precision with 1 or 2 decimal placesPowered by AAA batteries instead of button cellsAutomatic calibration reminder after 30 daysRobust pH electrode on a 120 cm cable for maximum flexibilityAutomatic 2-point calibration for easy, precise adjustmentErgonomic rubber grip for a secure, non-slip holdReplaceable electrode for a considerably longer service life

Aqua Master Tools W650 Inline online meter for pH, EC, PPM, TDS and temperature – electronic meter for pH, EC and temperature for continuous, direct measurement in the irrigation system. Remote reading via Wi-Fi connection.The W650 Inline offers the same advanced measuring functions and app features as the standard W650 model, but is designed specifically for direct installation in a pipe. The inline electrodes have a 3/4″ threaded connection, so they can be screwed directly into a 3/4″ saddle clamp. This allows accurate, continuous measurements directly in the flowing water, without a separate measuring chamber. Like the standard W650, the W650 Inline measures pH, EC, PPM, TDS and temperature in real time and transmits all data via Wi-Fi to the Aqua Master Tools app. All inline electrodes are fully replaceable and rated for water pressure of up to 6 bar, making them suitable for pressurised lines and dosing systems.Key featuresContinuous inline monitoring of pH, EC, PPM, TDS and temperatureDirect installation in pipes using a 3/4" saddle clampThreaded 3/4" inline electrodes for easy mountingReal-time data available anywhere via Wi-Fi and appHigh and low alarms for all parametersGuided calibration and calibration remindersAn unlimited number of inline devices can be managed in one appCompatible with other Aqua Master Tools devicesAutomatic temperature compensation pH accuracy ± 0.1 pHEC accuracy ±2% F.S.TDS accuracy ±2% F.S.PPM accuracy ±2% F.S.Temperature accuracy ±1.0 °CTemperature compensation 0 °C – 50 °C (32 °F – 122 °F)PPM scale 700 PPMFunctions automatic temperature compensationCalibration (pH) 1-, 2- or 3-point calibration (4.0 / 7.0 / 10.0 pH)Calibration (EC) 1-point auto calibration (1.4 / 3.0 / 12.88 EC)Calibration indicator adjustable calibration indicatorsAlarms and history low/high alarms for pH, EC and temperature; history chart for up to 1 yearPower supply AC 85 ~ 260 V, 50 ~ 60 Hz, with standard plugs for UK/EU/Australia/USADimensions 250 × 110 × 80 mmWater resistance IP63 (electrodes IP67 waterproof)System requirements Android 8.0 or higher / iOS 12 or higherWeight 600 gMax. pressure (inline electrode) 6 barThreaded inline electrode male thread 3/4"

Aqua Master Tools W650 online meter for pH, EC, PPM, TDS and temperature – connects to a local Wi-Fi network so readings can be viewed any time, anywhere on a smartphone or tablet. The W650 is a compact, smart solution for continuous water quality monitoring. Developed for professional use, it delivers reliable real-time measurements of pH, EC, PPM, TDS and temperature, all managed via the Aqua Master Tools app. The W650 connects to a local Wi-Fi network, so readings can be viewed any time, anywhere on a smartphone or tablet. This makes the W650 ideal for applications that require constant control and insight. All pH, EC, PPM, TDS and temperature electrodes are fully replaceable, ensuring long-term usability and easy maintenance of the system.Key features:Continuous online monitoring of pH, EC, PPM, TDS and temperatureWorks with a stable local Wi-Fi connectionReal-time data and historical insights (up to 1 year) via the appHigh and low alarms for all parametersCalibration reminders and easy calibration in the appSupports an unlimited number of devices in one app, including other Aqua Master Tools productsCompact design with integrated smartphone/tablet holderAutomatic temperature compensationFully replaceable electrodesApplications:The W650 is suitable for a wide range of applications, including: * Hydroponics and horticulture* Monitoring wastewater and nutrient solutions* Aquariums and ponds* Water treatment systems* Laboratories and R&D environments* Industrial process control(This product has no built-in display and must be connected to the user's mobile phone or tablet via the app.)Specifications:ParameterValuepH range 0.00 – 14.00 pHEC range 0.00 – 20.00 mS/cmTDS range 0.00 – 14.00 PPTPPM range 0 – 14,000 PPMTemperature range 0 °C – 50 °C (32 °F – 122 °F)pH resolution 0.01 or 0.1 pHEC resolution 0.01 or 0.1 mS/cmTDS resolution 0.01 or 0.1 PPTPPM resolution 7 PPMTemperature resolution 0.1 °C (0.2 °F)pH accuracy ±0.1 pHEC/TDS/PPM accuracy ±2% F.S.Temperature accuracy ±1.0 °CTemperature compensation automatic, 0 °C – 50 °CPPM scale 700 PPMpH calibration 1-, 2- or 3-point calibration (4.0 / 7.0 / 10.0 pH)EC calibration 1-point automatic calibration (1.4 / 3.0 / 12.88 EC)Calibration indicator adjustable calibration indicatorsAlarms high and low alarms for pH, EC and temperatureData history history chart up to 1 yearPower supply AC 85–260 V, 50–60 Hz (plugs for UK / EU / Australia / USA)Device dimensions 230 × 43 × 43 mmPackaging dimensions 250 × 110 × 80 mmWeight 600 gWater resistance IP63 (electrodes IP67 waterproof)System requirements Android 8.0 or higher / iOS 12 or higher

Bluelab Guardian Monitor Wi-Fi – permanent real-time control of your water values The Bluelab Guardian Monitor Wi-Fi is the professional solution for continuous monitoring of pH, EC conductivity and temperature in your nutrient tank. Developed for ambitious growers, hydroponic systems and professional growing environments, this smart meter delivers precise data around the clock – locally and remotely via Wi-Fi. Thanks to the integrated Wi-Fi function, you can keep an eye on your water parameters at any time via the Bluelab app. This lets you spot fluctuations immediately and react quickly before your plants are harmed. Why the Bluelab Guardian Monitor Wi-Fi? Continuous real-time measurement of pH, EC and temperature Wi-Fi connection for remote monitoring via smartphone Large, easy-to-read backlit display Professional precision for maximum plant health Ideal for hydroponics, coco and irrigation systems Automatic temperature compensation for exact values 24/7 monitoring without manual re-measuring Easy calibration and user-friendly operation Full control – even on the go With the Wi-Fi function you have access to your measurement data at any time. Perfect for growers who manage several rooms or want to keep track while on the go. The Guardian Monitor helps maximise yields and considerably reduces the risk of nutrient problems. Perfect for: Hydroponic systems DWC and RDWC systems Coco grows Professional grow rooms Automatic irrigation systems Greenhouses and indoor farming Technical highlights Measurements pH, EC, temperature Connectivity Wi-Fi / app connection Application Continuous monitoring Display Large illuminated LCD display Area of use Hydroponics, indoor growing, greenhouse More safety for healthy plants Fluctuating pH or EC values can massively affect growth and yield. The Bluelab Guardian Monitor Wi-Fi monitors your values permanently and makes sure your plants always get optimal conditions. Invest in precision, control and higher yields – with the Bluelab Guardian Monitor Wi-Fi.

BLUELAB EC PEN With the compact Bluelab EC Pen you can accurately measure the conductivity (EC or ppm) and temperature of a nutrient solution. This tells you exactly whether adjustments are needed and which ones.   Good nutrition starts with high-quality nutrients. Measuring conductivity daily is the best way to prevent dilution or over-concentration of your nutrient solution. As well as the EC value, the Bluelab EC Pen also measures the temperature of the solution. Temperature is important for a plant’s growth rate and structure. In most cases, a solution temperature of 18-22 ˚C or 65-72 ˚F is ideal. Simply place the EC probe in the solution and the selected value is shown on the screen. Does the probe need replacing? Then you can also order it separately. TIP: together with the Bluelab pH Pen you have a robust, handy and highly accurate measuring system. Specifications Bluelab portable EC pen; EC and temperature meter; Waterproof; 0 to 10.0 EC range; 0.1 EC resolution; ± 0.1 EC accuracy; 1 calibration point – EC 2.77; Temperature measurement accurate to 1 °C; Battery indicator; Automatic switch-off function; Automatic temperature compensation; 1-year warranty; Includes 1 x AAA battery.

BLUELAB PH PEN The compact Bluelab pH Pen precisely measures the pH value and temperature of a nutrient solution. This tells you exactly whether adjustments are needed and which ones.   To increase nutrient uptake, plants need a certain pH value. This value indicates how acidic or alkaline the nutrient solution is. With the Bluelab pH meter you determine and achieve the right value to stimulate the growth of your plants. As well as the pH value, the Bluelab pH Pen also measures the temperature of the solution. Temperature is important for a plant’s growth rate and structure. In most cases, a solution temperature of 18-22 ˚C or 65-72 ˚F is ideal. Simply place the pH probe in the solution and the selected value is shown on the screen. Is the probe due for replacement? Then you can also order it separately. TIP: together with the Bluelab EC Pen you have a robust, handy and highly accurate measuring system. Specifications Bluelab portable pH pen; pH and temperature meter; Waterproof; 0 to 14.0 pH range; 0.1 pH resolution; ± 0.1 pH accuracy; 3 pH calibration points – pH 4, 7 and 10; Temperature measurement accurate to 1 °C; Battery indicator; Automatic switch-off function; Automatic temperature compensation; 1-year warranty;

Bluelab OnePen The Bluelab OnePen is a compact, precise meter for quickly checking important water parameters. It is ideal for hydroponics, horticulture and professional growing systems. Why choose the Bluelab OnePen? ✔ Fast, precise measurements ✔ Compact, user-friendly design ✔ Ideal for water and nutrient solutions ✔ Reliable Bluelab quality Application The Bluelab OnePen is used for easy checking of water and nutrient solutions. It helps ensure optimal growing conditions for plants and improve nutrient uptake. Key specifications Type: handheld meter (pen) Application: hydroponics, horticulture, growing Measurement: water parameters (depending on model functions) Brand: Bluelab For optimal growth control With the Bluelab OnePen you keep an eye on the most important water values at all times, optimising your plant development and harvest yields. Order now and improve your growing control!

Bluelab Leap pH Probe – precise pH measurement directly in the root zone The Bluelab Leap pH Probe was developed specially for direct pH measurement in soil, coco, rockwool, substrates and nutrient solutions. Thanks to the robust reinforced glass spear tip, you measure the pH value directly in the root zone – quickly, precisely and reliably. This professional pH probe is perfect for growers who want maximum control over their plants and nutrient uptake. The Leap Probe is compatible with all Bluelab devices with a BNC connector and impresses with high accuracy and a long service life. Why the Bluelab Leap pH Probe? Direct pH measurement in the root zone Suitable for soil, coco, rockwool and solutions Robust reinforced glass tip for long-lasting use Double-junction technology for stable readings Fast, precise results Waterproof cable connection Standard BNC connector for high compatibility 2-metre cable for flexible use Ideal for professional growers The Bluelab Leap pH Probe allows direct control of the pH values in the root zone, so problems with nutrient uptake can be detected early. Especially in professional hydroponic and indoor grow systems, this means healthier plants and higher yields. Technical highlights Measuring range 0.0 – 14.0 pH Application Soil, coco, rockwool, substrates & solutions Connector BNC Cable length 2 metres Construction Reinforced glass spear tip Special features Double-junction technology, waterproof Durable and low-maintenance The high-quality double-junction technology ensures stable, reliable readings over a long period. The probe is easy to clean and was developed specially for intensive use in demanding grow environments. Choose professional precision with the Bluelab Leap pH Probe – for optimal plant development and maximum control.

BLUELAB COMBO METER PLUS PH / EC / TEMPERATURE The Bluelab Combo Meter Plus is a portable all-in-one solution for accurately measuring the pH, EC and temperature of a nutrient solution. The battery-powered, lightweight meter can be used anywhere to measure critical parameters related to plant nutrient uptake. The meter has two probes, the Bluelab Leap pH Probe and the Bluelab Conductivity Probe. Simply select the desired value with one of the buttons on the top, insert the probe into the solution or growing medium and the Combo Meter shows the value accurate to 0.1 EC / 0.1 pH / 1 degree.     In addition, the Bluelab Leap pH Probe allows accurate pH measurements directly in the root zone in a wide range of growing media, including soil, rockwool, coco and potting mixes. Another advantage of the Bluelab Combo Meter Plus over the Bluelab Combo Meter is that the pH probe of the Plus version has a hardened spear tip, making it even more durable and allowing faster, more accurate measurements. Also handy: the pH electrode is replaceable, so you can keep using this meter for years. What is more, the conductivity/temperature sensor needs no calibration. For optimal performance, combine the Bluelab Combo Meter Plus with the Bluelab care and calibration solutions and the Bluelab Carry Case for easy transport.   Specifications    Measuring range: 0.0 - 14.0 pH; 0.0 - 9.9 EC; 99 CF.  Resolution: 0.1 pH; 0.1 EC; 1 CF.  Accuracy: +/- 0.1 pH; +/- 0.1 EC;  Calibration: not required for EC; 3 pH points: 4, 7 and 10. 5-year warranty on the meter; ½-year warranty on the probes; includes 2 x AAA batteries; 2-metre probe cables.

Bluelab Pulse Meter – precise root zone monitoring for maximum grow control The Bluelab Pulse Meter is an innovative, professional meter that gives you precise insight into moisture, EC value and temperature directly in your plants’ root zone. Developed for ambitious growers who want full control over substrate and irrigation. With a quick single measurement, you get reliable data on the condition of your plants within a few seconds. The device connects to the Bluelab app via Bluetooth, so you can save, analyse and compare readings. Why the Bluelab Pulse Meter? Measures EC, moisture and temperature in the root zone Fast measurement at the touch of a button Bluetooth connection to the mobile app Saving and analysis of measurement data Ideal for soil, coco and substrates Robust stainless steel probes (200 mm) Direct insight into irrigation and nutrient status Prevents over- and underwatering More control for better results The Bluelab Pulse Meter shows you in real time what is happening in your plants’ root zone. This lets you determine exactly when to water or feed and avoid stress for your plants. Regular measurements create stable conditions for optimal growth. Typical applications Hydroponic and coco systems Indoor and greenhouse growing Professional plant growing Irrigation optimisation Substrate and nutrient control Technical highlights Measurements EC, moisture (MC), temperature Connectivity Bluetooth + Bluelab Pulse app Probe length 200 mm (8 inches) Application Substrate, soil, coco mixes Power supply 1x AA battery Operation Handheld device, direct measurement Professional control in your hand The Bluelab Pulse Meter was developed to let growers make data-based decisions instead of guessing. By continuously checking the root zone, you optimise growth, water consumption and nutrient management. Take your grow to the next level – with the Bluelab Pulse Meter: measure, analyse and optimise.

Bluelab Truncheon LED EC Meter – the professional EC meter for maximum reliability The Bluelab Truncheon LED EC Meter is one of the most popular EC meters in the world for hydroponics, indoor growing and professional irrigation systems. This robust meter allows fast, precise checking of the nutrient concentration in your nutrient solution – without any calibration. Thanks to the bright LED display, you can read EC, CF and PPM values immediately. Simply dip it in and measure straight away – perfect for growers looking for a reliable, straightforward solution. Why choose the Bluelab Truncheon LED EC Meter? Precise EC, CF and PPM measurement No calibration required Bright LED display for quick reading Fully waterproof and extremely robust Automatic temperature compensation Long design, ideal for mixing and measuring Perfect for daily professional use Proven Bluelab quality with a long service life Measure simply – know immediately The Truncheon EC Meter measures the conductivity of your nutrient solution in a few seconds. This helps you prevent overfeeding or nutrient deficiency and always ensures optimal conditions in your plants’ root zone. Thanks to its robust construction, the Truncheon is perfect for grow rooms, greenhouses and professional hydroponic systems. Ideal for: Hydroponic systems Coco substrates DWC and RDWC systems Indoor growing Greenhouses Nutrient tanks and reservoirs Technical highlights Measurements EC, CF, PPM 500 & PPM 700 EC measuring range 0.2 – 3.6 EC Calibration Not required Display LED display Water protection Fully waterproof Power supply 3x AA batteries Built for years of use The Bluelab Truncheon LED EC Meter is considered one of the most durable EC meters on the market. Its high-quality workmanship and low-maintenance technology make it the first choice for professional and ambitious growers worldwide. Rely on precise nutrient measurement and maximum reliability – with the Bluelab Truncheon LED EC Meter.

100 ml EC 12.88 calibration solution. Traceable to NIST standard. Close again immediately after use. Store at 15-25 °C. Do not pour liquid back into the container.

100 ml EC 14.13 calibration solution. Traceable to NIST standard. Close again immediately after use. Store at 15-25 °C. Do not pour liquid back into the container.

100 ml EC 3.0 calibration solution. Traceable to NIST standard. Close again immediately after use. Store at 15-25 °C. Do not pour liquid back into the container.

100 ml pH 4.01 calibration solution. Traceable to NIST standard. Close again immediately after use. Store at 15-25 °C. Do not pour liquid back into the container.

100 ml pH 7.00 calibration solution. Traceable to NIST standard. Close again immediately after use. Store at 15-25 °C. Do not pour liquid back into the container.

100 ml Cleaner D cleaning solution. Traceable to NIST standard. Close again immediately after use. Protect from light. Avoid release into the environment.