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Bluelab pH/PPM Combo, Waterproof

$ 176.00 USD
The Bluelab Grower's Toolbox combines the essential tools you need to easily manage your crop by measuring the pH, conductivity (ppm) and temperature of the nutrient solution. These pens make it easy to measure the nutrient uptake (pH), the amount of nutrients available (ppm) and the solution temperature, so you can create the best nutrient environment for your plants' growth. The Bluelab Probe Care Kit makes maintenance easy to maximize the life and accuracy of the pens probes.Includes hepful Grow Book  PPM Conductivity Pen Features• Display options available in °C, °F, EC, CF, ppm 500 and ppm 700.• Selectable units for conductivity and temperature • Backlit LCD display • Calibration optional • Successful calibration indicator • Hold reading function • Low battery indicator • Fully waterproof • Auto off function • Automatic temperature compensation  PH Pen Features • Measures pH and temperature • Selectable units for °C & °F • Backlit LCD display • Double junction probe (not replaceable) • Successful pH calibration indicator • Hold reading function • Low battery indicator • Fully waterproof • Auto off function • Automatic temperature compensation   
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Hanna Combo pH/EC/TDS/C/PPM Tester
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Hanna Combo pH/EC/TDS/C/PPM Tester

$ 213.99 USD
Waterproof tester that offers high accuracy pH, EC/TDS, and temperature measurements in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut-off. pH and EC/TDS readings are automatically temperature compensated.This tester features a replaceable pH electrode cartridge with an extendable cloth junction as well as an EC/TDS graphite electrode. The extendable cloth junction provides an extended electrode life and the replaceable pH cartridge means that this tester does not need to be thrown away when the pH sensor is exhausted.
  • Dual-level LCD
  • Measures in PPM (parts per million)
  • Waterproof and designed to float
  • Cloth, renewable junction
  • Close proximity temperature probe
  • Automatic temperature compensation
  • Automatic 1 or 2 point pH calibration
  • Tactile grip casings
  • HOLD function
  • BEPS (Battery Error Prevention System)
  • Battery % displayed at startup
  • Automatic shut-off
  • Temperature in ¡C or ¡F; easily switch between Celsius and Fahrenheit readouts
  • Includes electrode, electrode removal tool, batteries, and instructions
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Hanna Dist 1 TDS Tester
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Hanna Dist 1 TDS Tester

$ 73.99 USD
  • Slim, Ergonomic Design
  • Easily read both the TDS and temperature simultaneously
  • Exposed Temperature Sensor
  • Graphite SensorÐ Reduces polarization effects and does not oxidize resulting in a reliable and accurate reading
  • Automatic Calibration
  • Automatic Shut-off
  • Low Battery Indicator
  • Battery % Level at Startup
  • Battery Type Li-Ion (1 pc.) / approximately 250 hours
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Hanna GroChek pH/EC/TDS/C/PPT Pocket Tester
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Hanna GroChek pH/EC/TDS/C/PPT Pocket Tester, WaterProof

$ 213.99 USD
Waterproof tester that offers high accuracy pH, EC/TDS, and temperature measurements in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut-off. pH and EC/TDS readings are automatically temperature compensated.This tester features a replaceable pH electrode cartridge with an extendable cloth junction as well as an EC/TDS graphite electrode. The extendable cloth junction provides an extended electrode life and the replaceable pH cartridge means that this tester does not need to be thrown away when the pH sensor is exhausted.
  • Dual-level LCD
  • Measures in PPT (parts per trillion)
  • Waterproof and designed to float
  • Cloth, renewable junction
  • Close proximity temperature probe
  • Automatic temperature compensation
  • Automatic 1 or 2 point pH calibration
  • Tactile grip casings
  • HOLD function
  • BEPS (Battery Error Prevention System)
  • Battery % displayed at startup
  • Automatic shut-off
  • Temperature in C or F; easily switch between Celsius and Fahrenheit readouts
  • Includes electrode, electrode removal tool, batteries, and instructions
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Hanna Phep pH Meter, WaterProof
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Hanna Phep pH Meter, WaterProof

$ 55.99 USD
  • Slim, Ergonomic Design
  • Easily read both the PH and temperature simultaneously
  • Exposed Temperature Sensor
  • Waterproof
  • Automatic calibration to one or two points using standard buffers (pH 4.01, 7.01 and 10.01)
  • Automatic Shut-off
  • Low Battery Indicator
  • Battery % Level at Startup
  • Battery Type Li-Ion (1 pc.) / approximately 800 hours
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HM Digital AquaPro TDS/Temperature Meter
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HM Digital AquaPro TDS/Temperature Meter

$ 42.95 USD
  • Measures total dissolved solids (TDS) and temperature
  • Automatic Temperature Compensation (ATC)
  • Water-resistant housing
  • Measurement Range: 0-5000 ppm
  • Digital Calibration (push button)
  • Auto-off function, data-hold function, and low-battery indicator
  • Display: large and easy-to-read LCD screen includes simultaneous temperature reading
  • Calibrated with a 342 ppm NaCl solutionÑcan be recalibrated with digital calibration using the push buttons, rather than a screwdriver
  • Magnetic back
  • Includes a cap and batteries
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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester

$ 42.95 USD
  • Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing.
  • Four scales: EC: µS, mS; TDS: ppm, ppt
  • Automatic Temperature Compensation (ATC)
  • Water resistant
  • Measurement Range: 0-9990 µS; 0-5000 ppm; 0-9.9 mS; 0-5.0 ppt
  • Digital Calibration (push button) to any point within the meter's range
  • Auto-off function, data-hold function, and low-battery indicator
  • Display: large and easy-to-read LCD screen includes simultaneous temperature reading
  • Calibrated with a 1413 µS solution can be recalibrated with digital calibration using the push buttons
  • Includes a protective cap and batteries.
  • Accuracy: +/- 2%
  • 1-year warranty
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HM Digital PH-80 pH Temperature Meter
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HM Digital PH-80 pH Temperature Meter

$ 62.95 USD
  • Measures pH and temperature
  • One-touch automatic digital calibration
  • Water resistant
  • Simultaneous temperature display
  • Sleek, lightweight design
  • Large LCD display
  • Automatic Temperature Compensation (ATC)
  • Auto-off function, data-hold function, and low-battery indicator
  • Includes storage solution in a sponge embedded in a translucent cap
  • Factory calibrated to pH 7.0. Easily and quickly recalibrated with digital calibration to pH 4.0, 7.0 or 10.0
  • Includes a cap, batteries, storage solution and pH 7.0 buffer
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Milwaukee Insturments T76 WP TDS/PPT Tester
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Milwaukee Insturments T76 WP TDS/PPT Tester

$ 88.99 USD
Get accurate testing every time with this Milwaukee TDS T76 tester. Includes three 1.5 volt button batteries.
  • Measurements range of 0-1999 PPM
  • Resolution of 1 PPM
  • Accuracy of 2% +/- full scale
  • Calibration of manual 1 point
  • Automatic ATC
  • Testing environment of 32-122F, 100% RH
  • 250 hours battery life
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