Bluelab Soil pH Pen environmental accessories every sealer on the market

every sealer on the market will eventually wear out

Easy mixing and application

Professional-Grade Performance

Perlite size #3

conductivity (EC)

Bluelab Soil pH Pen environmental accessories every sealer on the marketA hardy handheld solution for measuring soil pH and temperature on the go Effective in most growing media and in water solution Fully waterproof not just water resistant Industry leading one year warranty for peace of mind Hold reading function to capture measurements with ease Simple two point calibration for increased accuracy Auto off function to extend battery life Automatic temperature compensation for accurate readings everywhere 1 x AAA