- Automatic releases the voltage.
- With function of back light, convenient to working in dark circumstance.
- Test results displayed in bar pattern.
- HV indicating symbol and red warning light.
- Auto power off: if without operation in 15 minutes after finished the test , it will auto power off.
- Store 18 groups data.
- Time setting: to test within 15 minutes of the setting time
- COMP measurement (comparing function)
- Polarization index test PI test can between any two time, auto test the resistance ratio according the setting.
- Temperature :23±5℃
- Relative humidity: 45~75%RH