High4U

A key factor that affects food uptake in your plants is whether your solution is acid or alkaline. This Bluelab PH Pen measures pH values as well as the temperature of your solutions. The hand held pH pen provides a quick & easy way to manage great results and ensure maximum uptake of nutrients in your crop.

The meter is waterproof and has a hold function, auto-off, successful calibration indicator and has automatic temperature compensation.

Technical features:
pH range: 0.0 to 14.0
Accuracy: 0.1 pH
Resolution: 0.1 pH (1 decimal place)
3 pH benchmarks - pH 4, 7 and 10
Temperature range: 0 -50 ° C (1 ° C accuracy)
1 x AAA battery included