Hanna GroChek pHEP 4 Meter tents-/-indoor-greenhouses Simply submerge the tip of

Simply submerge the tip of the specially designed electrode into soil

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

Works great with Plantmax – 1

These growing blocks are used for direct sowing or "blocking on" of Macro and Multiblock raised plants

Auto-off function preserves batteries

Hanna GroChek pHEP 4 Meter tents-/-indoor-greenhouses Simply submerge the tip ofThe pHEP 4 includes a dual level LCD, battery level indicator, BEPS, replaceable pH electrode cartridge, stability indicator, automatic shut off, electrode removal tool, and automatic calibrationall in a floating, waterproof casing. It is ideal for users who require the greatest accuracy and features while staying economical. Features Waterproof and designed to float Automatic temperature compensation Automatic calibration Tactile grip casings HOLD