Portable Digital Water Quality Tester Pen PH Meter Water Quality Test Pen PH-20W External Connection Electrode Tester

Features: Display and buttons: digital display on the body, clear images and easy operation panel. Electrode probe: high-precision sensitive electrode probe has fast response, accurate data and more stable measurement. One piece of automatic calibration: automatic calibration temperature compensation, the operation is more simple, long press the CAL key for 3 seconds, automatically identify the calibration solution. Battery compartment: 4 button batteries, replacement is more convenient. Specification: Type: Portable PH meter Accuracy: 0.1 Probe Type : External Connection Electrodes Test range: PH: 0.1 ~ 14.0PH; Temperature: 0 ~ 50 C 32 ~ 122 F Resolution: PH: 0.1PH Temperature: 0.1C / 1F Accuracy: PH: 0.1PH; Temperature: .1C / 2F PH calibration: PH: 25 C three-point calibration 4.0, 6.9, 9.2 Electrode p: external connection battery Working temperature: 0 ~ 50 C (32 ~ 122 F) Power supply: 1.5V battery *4PSC( Not included ) Package included: 1 x PH Tester Details pictures: