Bluelab Soil pH Pen environmental accessories Anodized and insulated 3"x5" plates

Anodized and insulated 3"x5" plates

every sealer on the market will eventually wear out

EC or TDS reading-Large LCD with plant-friendly green backlighting:-LCD can display all three essential hydroponic nutrient measurements at one time

Perlite size #3

Bluelab Soil pH Pen environmental accessories Anodized and insulated 3"x5" platesA 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