The voltage tester pen is highly sensitive and capable of detecting AC voltage even if it is extremely weak. Its range is from 90 ~ 1000V
Non-contact detection of standard voltage in cables, cords, circuit breakers, lighting fixtures, switches, outlets and wires
It's small enough to pocket, but large enough to be usuable.and pocket clip on the tail increased portability.
It will flash and beep when the device close to AC voltage greater during the specified voltage range without touch the measured object, and also with the beep sound and LED to indicate to support enough safety measuring application (You can close the beep mode to save power)
Powered by 2x 1.5v AAA batteries. Batteries included.
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