Pen Type PH Meter(Yellow)

1) Range: 0.0~14.0pH

2) Resolution: 0.1pH

3) Accuracy: ??0.1pH (at 20??/68??F )

4) Typical EMC DEV: ??0.2pH

5) Batteries: 3×1.5V

6) Life: approx.700 hours of use

7) Environment: 0??~50??

8) Relative Humidity: <95% 9) Trimming: by potentiometer 10 Weight: 51g