pHep 4 pH Tester

Is a waterproof handheld L.C.D. pH tester designed to float. It features a range of -2 to 16 x 0.1pH, Automatic Temperature Compensation (ATC) and calibration at 2 points. ATC measures the temperature of the sample and compensates the pH reading relative to the temperature of the pH bulb. Precision is increased by this feature even in quick measurements. Battery life approx. 300 hours. Supplied with 4 x SR44 cells. Size: 163 x 40 x 26mm.