1 Battery: 3.7V/2000mAh
2 Adapter: ~100V-240V 50Hz/60Hz
3 Consumption power: ≤0.5W
4 Screen: 4.5' LCD
5 Buzzer alert: The buzzer will alert when the file is less than
2mm closed to the apex.
6 Operation condition:
a) Environment temperature: 0~40℃
b) Relative humidity: 10~85%RH.
c) Atmosphere pressure: 60kPa~106kPa