Bluelab PENSOILPH pH Pen for Soil, Coco, Rockwool and Solution, Easy Calibration gardening power backup for home power

power backup for home power supply

Tritech enhanced 3-ply liner is durable and puncture-resistant

No more pour-throughs

Steel ferrule

MATERIAL: durable but light-weight manually treated PE rattan wicker

Bluelab PENSOILPH pH Pen for Soil, Coco, Rockwool and Solution, Easy Calibration gardening power backup for home powerMeasures pH in meda (and solution) for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders Complete your monitor and controller system with other testers and meters from Blue lab, more