Bluelab pH Pen pumps-and-irrigation-supplies Z7 is super concentrated and

Z7 is super concentrated and economical for indoor and commercial growers

Mighty Bomb V2 is an Insecticide

fruit and flowering plants—from lettuce and basil

The Air-Pot is a recyclable

Their square shape makes them ideal to line up side by side in your grow trays—no wasted room

Bluelab pH Pen pumps-and-irrigation-supplies Z7 is super concentrated andMeasures pH and temperature. Selectable units for C and F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensation. Along with Bluelab pH Probe KCI Solution, Bluelab pH 7 and Bluelab pH 4 Solution Sachets are now included. Range: 0. 014. 0 pH 050C 32122F. Resolution: 0. 1 pH 1C 1F. Accuracy