Hanna pH Tester HI98107 is a waterproof, 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.
- Extractable Cloth Junction to Extend pH Electrode Life
- Has Automatic Temperature Compensation
- For Use in Fresh Water