pH Meter Tester Pen Solder Package Content: The package includes

Package Content: The package includes 1pc electric drill plate cutter (electric drill is not included)

three-layer UV treated PEVA material for a balance of breathability and durability

Ultra soft and smooth

allowing you to enjoy a comfortable shower experience

pH Meter Tester Pen Solder Package Content: The package includesDescription: Free Auxiliary Standard Calibration: long press CAL for 5 seconds to enter the calibration mode, and press to select the powder corresponding to 6. 86 and 4. 01to complete the calibration. Likewise, pH meters feature automatic temperature compensation that adjusts for water temperature and water quality, giving a pH reading almost instantly. Simple Operation: Easy to use and calibrate. Just press the "ON" button to get the PH test result