Waterproof Conductivity Meter (Pen Style) stocked and growth plans to assist

and growth plans to assist growers in enhancing cultivation productivity and fostering superior crop quality

Taped seams add an extra layer of protection

then this is the product you should choose

Low Noise Output: The fan operates silently

In gardens and greenhouses

Waterproof Conductivity Meter (Pen Style) stocked and growth plans to assistHighly stable and accurate readings with a large LCD display. Designed for simple one hand operation. Simultaneously displays the parameter being measured and temperature in C or F. Features automatic temperature compensation, 2 pt. calibration, auto power off, hold function, and a low battery indicator. The case is IP65 waterproof, and will float if accidentally dropped into the water. Comes with 4 button cell batteries and a built in probe with