Dc voltage :200m-2000m-20-200-500V ±0.5
Ac voltage: 200-500v ±1.0%
Dc current :2000u-20m-200mA c1.8%
Electrical resistance: 200-2000 k Ω±1.0%
Low voltage symbol display: yes
Overload protection: yes
Diode detection: yes
On and off detection and buzzer function: yes
Power supply :12V 23A battery
Product size :100x50x23mm
Product weight: about 53g
Standard configuration: naked watch (with battery), pen, instruction, certificate