CHAMVIS PH Meter Digital LCD Water Quality Tester for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics, PH Measurement for 0-14.0 PH, ± 0.05 Accuracy, 0.01 Resolution - Product Features
- ?EASE OF USE - Just remove the protective cap and immerse the PH meter electrode in the solution and turn on the PH by