Extech DV24  

Extech DV24: Wide Range AC Voltage Detector/Flashlight

Non-contact detection of AC Voltage (1000V AC) with built-in flashlight

Quickly check for the presence of live wires before testing with your DV24. Suitable for outlets or against wire insulation testing, this AC Voltage Detector/Flashlight for non-contact detection of AC Voltage measures from 50 to 1000V (50/60 Hz). Red LED indicator indicates the presence of voltage. CAT IV-1000V safety rating. Comes with two AAA batteries and user guide.