HM DIGITAL PH Meter PH-200 Waterproof Handheld Portable Water Quality Tester Pen With ATC for Hydroponics Gardening Aquariums Reefs Pools Spas Water Treatment Drinking Water SPECIFICATION: -Measures pH and Temperature. -Auto-ranging three point calibration with digital fine tuning. -Includes 4 pH buffer solution in a G12sponge embedded in a clear cap. -Waterproof housing. -Simultaneous temperature display. -Auto-off function, data-hold function and low-battery indicator. -Display: large and easy-to-read LCD screen includes simultaneous temperature reading. -Calibration: Digital automatic calibration (one point) with digital fine tuning. -Electrode: Replaceable glass sensor and reference tube electrodes. -Includes a cap, lanyard, and pH 7.0 buffer. Tech Data -pH Range: 0 - 14. -Temperature Range: 0-80 -C; 32-176 -F. -Resolution: 0.01 pH; Temperature resolution is 0.1 -C/F. -Accuracy: +/- 0.02 pH. -Power source: 2 x 1.5V AAA Alkaline batteries
