1. Large 9999 word reading display screen with bar graph (30 segments) display
2. With USB interface data transmission function and PC communication software
3. With AC voltage and DC voltage measurement function
4. Continuous measurement mode; 18 groups of data storage functions
5. Automatic shutdown to save battery power
6. Backlight function is convenient for operation in dark light
7. With automatic discharge and high voltage output alarm function
8. Power supply with power adapter
9. Battery low voltage prompt, overrun indication, full symbol display
10. With PI polarization index measurement, set any two-point time, and automatically measure the resistance ratio
11. COMP comparison function, which can set the upper and lower values of insulation resistance, and has an out-of-tolerance prompt
12. With timer measurement mode, the measurement is automatically performed within the specified time