• Features
Patented automatic self-test verifies the integrity of the unit
Bright LEDs flash and audible alarm sounds if voltage is present
Silent mode feature for use in quiet settings
Safe, non-contact voltage detection
Automatically turns off after five min of non-use to conserve battery life
Low battery indicator
Single button operation
Automatic shut-off extends battery life
2 deg pollution, 50 - 500 Hz frequency rating, audible and visual indication