HM Digital PH-200 Waterproof pH/Temperature Meter water-filtration Control multiple lights from one

Control multiple lights from one time clock or controller device

Long known and used by farmers for its rich value

carbohydrates and nutrients to make them readily available and useful to the plant

inserted into pebbles

HM Digital PH-200 Waterproof pH/Temperature Meter water-filtration Control multiple lights from oneFEATURES Measures pH and temperature Auto ranging three point calibration with digital fine tuning Includes 4 pH buffer solution in a sponge embedded in a clear cap, so you can see if it's dried up Waterproof housing Simultaneous temperature display Measurement Range: 0 14 pH Digital Calibration (push button) Auto off function, data hold function and low battery indicator Display: large and easy to read LCD screen includes simultaneous temperature