Check the listing for details. Stud Finder Sensor Wall Scanner 4 in 1 Electronic Stud Sensor Beam Finders - NEW. Color: Black, Condition: New. Listed at 27.90 USD. Stud Finder Sensor Wall Scanner - 4 in 1 Electronic Stud Sensor Beam Finders Wall Detector Center Finding with LCD Display for Wood AC Wire Metal Studs Joist Detection New! Fast and Free Shipping!! Thank You!!! Description: Whether you’re hanging a picture,mounting a TV,renovating part of your home, or working as a professional contractor, you need to know what is on the other side .Tavool stud finder is one of those tools that you will eventually need. Tavool stud finder can be the difference between a successful DIY home project and a bad one. The wall detector features large LCD display, ergonomic design and multi-sense technology for accurate detection of both metal and wooden studs. It will also detect live wiring up to two inches into walls. The four scanning modes (stud scan, deep scan, metal scan and AC scan) make it ideal for both tradesmen and home carpenters. With this device, you can immediately find a suitable place on the wall without making any extra holes Stud Scan Detection Deep Scan Mode scans through 2 layers of drywall up to 1.5 in. (38 mm) deep. DeepScan Mode is a higher sensitivity scanning mode that should be used when there are extra layers of wallboard or paneling. To minimize false positives and/or finding other objects further behind the wall that may not be a stud, always start your scan in StudScan Mode first. Metal Scan Detection Tavool wall canner will locate metal studs in StudScan, DeepScan, and Metal Scan Modes. Since Tavool stud finders are looking for a change in density behind drywall, not a particular material, in StudScan and DeepScan Modes the detector will react to metal studs the same as it would for wooden studs. After you detect the center of a object, Please Use Metal Scan to determine if the previous reading in Stud scan was a wood stud, metal stud, or pipe. Live AC Wire Detection AC Wire detection indicates the presence of live, unshielded electrical wiring up to 2 inches (51 mm) deep. In all modes, this wall scanner always detect and indicate the Live AC Wire. Note: AC Wire Detection works in both StudScan / DeepScan / MetalScan Modes. The AC Wire Detection Icon will flash when live, unshielded wires are detected. Step 1:Calibrate the tool before every scan After choose the mode, press and hold the scan button( on the side of the tool) to calibrate this tool. Wait for the reducing bars disappeared and beep to confirm calibration has completed. In stud/deep mode, put it on the wall where you want to detect to calibrate it ;In AC/Metal mode, put it in the air to calibrate it. Step 2: Scan the wall Hold down the button, then move the stud finder along the wall slowly, if shake or lift the scanner accidently, the device needs to be re-calibrate. The narrow on the screen togather with the beep signal alter, guides you to find the location of the stud. Step 3: Find the location of the stud When the signal bar is full and the beep alarm is loudest, it means you have found the center of an object.Mark it with your pencil. Then choose the Metal Scan mode to test whether it is a metal. After you confirm that it is not a metal, it means that you found the center of a stud. (More details refer to the above description of "Metal Scan Detection")Then you can drill it to hang thing Features: - 4 IN 1 Multiplication Plus Deep Detection - This digital wall scanner includes four different scanning modes for woods, beam, joist, metals, AC wires and deeply embedded objects behind floor, ceiling, wall. Stud mode detects wooden beams and joists in drywall up to 1.2 inches. Metal mode detects pipe , rebar, aluminum and copper up to 1.57 inches.Deep mode detects wood and metal parts located up to 1.77 inches while 85~240 volt AC current for voltage and live electrical lines up to 2.36 inches - Upgrade Design of LCD Screen - Displaying the Desired Stud Material As Well As the Precise Position of the Stud - The digital stud scanner features large LCD display together with the big sound to detect the accurate location of stud metal Ac wires. When find the material, the LCD display will indicate the direction and the intensity of sound tells whether you are more close to the target. The fast detection saves users time and efforts, making the task completion EASIER - Automatic Calibration and Ergonomic Grip for Comfortable Use - Turning on the stud finder and Completing Calibration. The automatic calibration before using provides users with maximum reliability and accuracy. Then put it on the wall. The wood beam finder will flash once it has picked up the edge of a stud.The ergonomic design of this wall stud finder makes it comfortable to hold from any angle