HM Digital PH-200 Waterproof pH/Temperature Meter GR16045 this means it is safe

this means it is safe for your soil

All Natural Plant Food for Indoor Plants

Included features remotely accessible via the Pulse app (PC

and these are suitable for saltwater operation

with no monitoring required

HM Digital PH-200 Waterproof pH/Temperature Meter GR16045 this means it is safeFEATURES 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 indicatorDisplay: large and easy to read LCD screen includes simultaneous temperature