1. Working voltage: 2.6~3.3V 2. Test voltage range: 0.1V~250V / 40~1kHz 3. Working temperature: 0~40 degrees Celsius 4. Working humidity: Relative humidity 20%~75% 5. Material temperature: -10~50 degrees Celsius 6. Raw material humidity: Relative humidity 20%~80% 7. RCD current: more than 30mA 8. RCD working voltage: 220+/-20V 9. Battery: 2 AAA batteries (not included) 10. Size: 64.5x64.5x58.2 (mm) 11. Mainly used to detect the plug polarity and the safety of the leakage switch, which can quickly and accurately detect the plug wiring. At the same time, the plug voltage can be tested and displayed on the LED display of the LCD screen. 12. Features: VA color display, leakage protection, zero line recognition, automatic shutdown, non-contact detection
