Hanna HI98108 pHep Pocket pH

The Hanna HI98108 pHep is a slim, waterproof pocket pH tester designed for fast, simple pH measurement with single-button operation. The device auto-calibrates to pH 7.01 with a single known buffer solution, making setup quick even for beginners. It measures pH across a range of 0 to 14 with ±0.1 accuracy and features automatic temperature compensation for reliable readings regardless of water temperature. The compact form factor fits easily in a pocket or drawer and the replaceable cap protects the sensor when not in use. While designed as an entry-level instrument, the HI98108 delivers accuracy well above any liquid test kit, making it a popular upgrade for serious freshwater hobbyists.