Bluelab pH Pen spl_hrg 2 weighing modes: g/oz

2 weighing modes: g/oz

lightning protection

• 100 micron Filtration built into gasket

61 in D x 18

Roots Organics Nitro Bat Guano is an excellent source of nitrogen

Bluelab pH Pen spl_hrg 2 weighing modes: g/ozMeasures 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