Hanna Instruments HI98127 pHep®4 Waterproof pH/Temperature Tester extraction bags An ambient light sensor automatically

An ambient light sensor automatically dims the display for comfortable viewing day or night

and scale for increased water flow by installing multiple units in parallel

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or replacement

Hour meter

Hanna Instruments HI98127 pHep®4 Waterproof pH/Temperature Tester extraction bags An ambient light sensor automaticallyHanna Instruments HI98127 pHep4 Waterproof pH Temperature Tester Portable pH Meter for Fast, Reliable Readings Automatic Calibration Replaceable Electrode Floats if Dropped The Hanna Instruments pHep4 (HI98127) is a rugged, ergonomic waterproof pH and temperature tester designed for accurate everyday measurementswithout the cost or complexity of a full portable meter. Built with features often found on higher end instruments, the pHep4 delivers an