Bluelab pH Pen The NFS-2 is a multi-functional

The NFS-2 is a multi-functional controller which can control multiple irrigation solenoids and pumps

shut off CO2 when turn on exhaust fans

The fixture is a high performance LED grow light for horticulture cultivation

DELTA ME300

Bluelab pH Pen The NFS-2 is a multi-functionalA 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