1. Pocket pH meter for the laboratory and analytical instruments for pH level measurement
2. Capable to measure from 0.0 to 14.0 pH. Its resolution is pH 0.1 pH, accuracy pH 0.1 pH and calibration manual
3. Battery: life 3 x 1.5V and life approximately 170 hours
4. Environment 0 to 50 degree Celsius (32 to 122 degree Fahrenheit)
5. Brand: Hanna. Made in China
