Bluelab pH Pen pumps-and-irrigation-supplies fruit and flowering plants—from lettuce

fruit and flowering plants—from lettuce and basil

and you are ready to go

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

5 so that your plants will be capable of efficiently taking in the maximum quantity of nutrients

Screw Driver

Bluelab pH Pen pumps-and-irrigation-supplies fruit and flowering plants—from lettuceMeasures 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