Waterproof, multi-function monitor displays temperature and pH on a large easy-read LCD screen. Rubber holster protects unit. Magnetic backing for convenient mounting. Precise °C or °F readings to 1/10th of a unit, as well as pH to 1/100th of a unit. pH reading is automatically compensated for temperature variances. Low battery indicator on display and operates on 9V battery, included. Use optional ORP Probe to monitor ORP levels. Calibrate with calibration solutions. Accuracy ±0.5°F and ±0.02 pH. 3-1/4" x 4-1/4" h.
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