Check the listing for details. Brand New & Sealed TACKLIFE DMS03 Stud Finder / Wall Scanner 4in1 Center Finding. Color: Black/Blue, Condition: New. Listed at 39.98 USD. Brand New & Sealed TACKLIFE DMS03 Stud Finder Upgraded Wall Scanner 4in1 Center Finding Electronic TACKLIFE Stud Finder DMS03 blueTACKLIFE Stud Finder DMS03 blue is used to detect metals (ferrous and non-ferrous metals), wood studs, and “live” AC wires in walls, ceilings and floors. To achieve the best performance of detection, please read this user’s manual carefully and thoroughly before using the tool. Unlike the other stud finder, the TACKLIFE DMS03 has additional function for detecting the center of the stud.Three indicator lightsGreen: The detector has calibrated automatically and get readYellow: Getting closer to the targetRed: The center of the sensor was located【FOUR DETECTION MODES】 TACKLIFE Wall Scanner located in the center of the wooden pens in exact mode and in depth mode, up to a depth of 20 mm (0.75 inches) and a depth of 38 mm (1.5 inches). Detect ferrous metals up to 100 mm (4 inches) and non-ferrous metals behind walls up to 80 mm (3.15 inches); Live AC Wire mode Locate live cables up to 50 mm (0.75 inches) deep【AUTOMATIC CALIBRATION&AUDIO WARNING】It can be calibrated automatically without having to press the button manually all the time, which is done in a state without nails, AC power cable or metal. The light turns green when the Stud Sensor has been calibrated and is getting ready, as you approach the center, the light turns yellow to red. Meanwhile the detector beeps continuously when the bolt or power cord is found【SMART LARGE LCD SCREEN】This stud finder has a larger LCD display, backlight and 3 signal indicators. And on the LCD screen you can read the information such as mode indicator, metal detection depth, detection signal strength, battery indicator and center point with maximum readability. Equipped with automatic switch-off function- It is automatically switched off if no operation is performed within 5 minutes【VERSATILE AND PRACTICAL DESIGN】The improved ergonomic design of the device makes it easier to hold and use. With portable protective bag. It is a perfect tool for plumbers, carpenters, bricklayers, home renovators, construction workers, electricians, do-it-yourselfers and others who need reliable detection【WHAT’S INCLUDED】 1 x TACKLIFE DMS03 stud finder, 1 x User Manual, 1 x 9V Battery, 1 x Packing BagSpecificationAuto Switch-off: Approx.5 minutes of inactivityFerrous metal: 4inches/100mmWood exact scan：0.75inches/20mmWood deep scan: 1.5inches/38mmAC wire: 2 inches/50mmNone-ferrous metals:3.15inches/80mmShip Free with USPS First Class Mail