Overview
The MT402 is a 1000V AC Voltage Detector ideal for checking the presence of voltage from 50V to 1000V. Suitable for outlets or against wire insulation testing, this noncontact AC Voltage Detector has a switch to turn the unit on and a Green LED indicates there is power and the batteries are ok. The Red LED and an audible sound indicates the presence of voltage. A great feature is the built-in flashlight.