Major tech 600V AC NCV Detector Use MT400 to quickly check for the presence of live wires before performing any electrical testing. Suitable for outlets or against wire insulation testing, this AC Voltage Detector is for non-contact detection of AC Voltage from 50 to 600V (50/60Hz). The Red LED in the tip indicates the presence of voltage.Voltage tester Major tech meters SKU: MT400 Categories: Major Tech Meters, Major tech special meters, Tools and Multi Meters
