Ideal for Locating Studs, Objects/Wires Carrying Voltage, Hidden Metal. The full featured MSV350 Digital 3 in 1 Stud, Voltage and Metal Detector offers an automode setting that allows users to separately or simultaneously search for hidden studs, metal and wiring. This sophisticated device uses a multi scan feature with microprocessor control circuits to provide precise and accurate detections. Visual readouts on the units LCD screen combine with an audio signal when the device locates its target. Selectable Metal, Voltage and Stud detections or Auto Mode to perform 3 functions simultaneously. Micro Processor Control Circuits provide precise and accurate detections. Results shown on LCD with buzzer. Multi Scan Level to pinpoint exact position. Battery status indicated on LCD. Auto Power OFF. Low power consumption. Ideal for the D. I.Y. Homeowner, Handyman, Hobbyist and Professional.