Bluelab pH Pen green light resulting in bigger plants and

resulting in bigger plants and larger yields

It features an adjustable brass spray nozzle

For the ultimate in crop performance enhancement

particularly with reverse osmosis (RO) water

Vegamatrix Hard-N-Quick is product that contains naturally occurring nutrients which enhance growth

Bluelab pH Pen green light resulting in bigger plants andA hardy, compact pH and temperature pen Perfect for quick and easy pH and temperature readings direct from your solution Fully waterproof not just water resistant Simple two point calibration process for accuracy One year peace of mind warranty Automatic temperature compensation for accurate readings everywhere Auto off function to extend battery life 1 AAA battery included simply power on and go