Bluelab PENSOILPH pH Pen for Soil, Coco, Rockwool and Solution, Easy Calibration gardening Cast aluminum thermal management system

Cast aluminum thermal management system for optimal heat sinking

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

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Bluelab PENSOILPH pH Pen for Soil, Coco, Rockwool and Solution, Easy Calibration gardening Cast aluminum thermal management systemMeasures 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