The digital pH meter has a range of 0 to 14 pH, with a resolution of 0.1 pH and an accuracy of +/- 0.1 pH (at 20 degrees Celsius). It requires manual calibration with a 1 point system. The device can operate in environments with a maximum relative humidity of 95%, and temperatures between 0 to 50 degrees Celsius (32 to 122 degrees Fahrenheit). It runs on 1.5 V alkaline batteries, and has a battery life of 150 hours. The dimension of the device is 1523021 mm or 5.91.20.8 inches and weighs 50g.
