Water pH pen with 0.1 resolution. Testing Range 0~14 pH
Waterproof Class IP 67
With replaceable electrode and calibration fluid.
It is extremely important that the water in an Aquaponics and Hydroponics system is always at the correct pH level. THis pH ensures accurate readings.
Dimensions: 170mm x 37mm x 37mm
Weight: 80 grams
Batteries: LR44 x 4