HM Digital AquaPro TDS/Temperature Meter
- 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
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
- 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
HM Digital PH-80 pH Temperature Meter
- 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