Description: The Milwaukee MC810 MAX pH/TDS/Temperature Monitor is preferred by people looking to continuously track pH and nutrient levels 24/7. Quick to setup and simple to use, this monitor offers simultaneous display of all three main parameters on 3 large, backlit LCD readouts. Common uses are nutrient tanks, hydroponics and aquariums. The MC810 MAX comes with a complete mounting kit including a probe holder. Range: 0.0 - 12.0 pH | 0 to 1990 ppm | 14.0°F to 140.0°F Resolution: 0.1 pH | 10 ppm | 0.1°F / 0.1°C Accuracy: ± 0.2 pH | ± 2% Full Scale | ±0.5°F (±0.3°C) Calibration: pH Manual, 2 Point (trimmer) | TDS, Manual 1 point | Temp. Factory Calibrated Design features: Fast, easy-to-read current results with 3 large digital backlit LCD readouts.External Switch atop the unit converts EC conductivity to TDS (ppm) using 0.5 or 0.7 conversion factorSimple two-point pH calibration and one-point TDS, for increased accuracy with manual trimmers for easy adjustmentGel-filled, double junction, lab grade pH electrode for low maintenance and high performanceLow maintenance fixed TDS probe6.5’ probe cables for extra flexibility when testing12 VDC power supplyCompact size of only 6.3” x 4.3” x 1.4”Weighs only 1.2 lbs