Hanna pHep pH Meter nutrients-and-supplements Suitable for airstream temperatures up

Suitable for airstream temperatures up to 140°F (60°C)

After the air is filtered

then watch your plants take root

Universal mount

Hanna pHep pH Meter nutrients-and-supplements Suitable for airstream temperatures upWaterproof pHep pH Tester The Hanna Instruments HI98107 pHep pH tester is a rugged and reliable pocket sized tester for use in the lab or field. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. This tester keeps things simple with a two button operation; one for ON OFF, the other for Calibration. The HI98107 tester features a large multi level LCD which displays both pH and temperature readings