Sure Test Base Plus pH Pen
- Combines performance with affordability
- Reads both pH and temperature (ºF or ºC)
- Automatic temperature compensation (ATC) for more reliable pH measurements
- pH resolution of 0.01
- pH accuracy of +/- 0.05
- Single touch auto buffer recognition for easy, error-free calibration
- Waterproof housing (IP65 rated)
- Comes with 4x LR44 batteries