1. AC voltage range: About 12~1000V (S button indicator light is on), about 48~1000V (S button indicator light is off)
2. Frequency: 50Hz/60Hz
3. Alarm mode: Sound and light alarm
4. Flashlight: White LED lighting
5. Function: Automatic shutdown/battery undervoltage indication/neutral line & live line judgment
6. NCV sensitivity: The default low sensitivity test state at power-on (high and low sensitivity)
7. NCV sensitivity indication method: The tester expresses different sensitivities of high (red) and low (green and long light) through alarm sounds with different frequencies and different color LEDs
8. Operating temperature: 0~40 degrees
9. Storage temperature: -10~50 degrees
10. Altitude: Less than 2000m
11. Power supply: 2 x1 5V AAA batteries (not included)
12. Dimensions: 160mm x 23mm x 26mm
13. Weight: About 47 grams