Hanna HI98127 4 pHEP Digital pH and Temperature 0-14pH Waterproof ATC Pocket pH Tester UV Bulbs •Replace every 2 months

•Replace every 2 months

and sediment particles

The post-filter now has an orange tip

Input: Universal (100-250V

and Aprilaire 568 Humidifier

Hanna HI98127 4 pHEP Digital pH and Temperature 0-14pH Waterproof ATC Pocket pH Tester UV Bulbs •Replace every 2 monthsThe Hanna HI98127 pHep4 lightweight and sleek tester is accurate to 0. 1 pH with a built in thermometer to automatically adjust the pH reading for temperature. The waterproof design (it floats), simple operation, and replaceable electrode mean that you can rely on this meter for years. The large LCD display shows both pH and temperature readings simultaneously, while a stability indicator is displayed to alert you when a stable reading has been