Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food
Resolution: pH 0.01PH, Temperature 0.1°C (0.2°F). 1 X Water Quality Tester. Range: pH 0.00-14.00, Temperature 0℃-50℃ (32°F-122°F). Accuracy: ±0.1pH, Temperature ±1.0°C. button in the top right corner.