[3 in 1 Multifunctional Detector]Our detector wall detection, lasering ranging, digital level, 3 in 1. The wall detector viewfinder has 3 scan modes. Including metal detection mode, AC detection mode, wood detection mode. Helps you quickly and easily locate wood, metal, rebar and live AC wires behind walls, floors, ceilings. [LCD DISPLAY AND AUDIO WARNINGS]This wall detector has a large LCD display and audible warnings to help detect the exact location of objects. Saves you a lot of time by showing the desired center and precise location. [Automatic/manual calibration, easy to use]Attach it to the wall and open it to complete the calibration. The wall scanner will flash and beep after picking up the edge of the wall. Automatic calibration before use provides users with maximum reliability and accuracy. [Ergonomic Design]You can hold the stud finder comfortably in your hand. A firm grip allows you to hold it and keep it moving correctly for more accurate results. Suitable for detection scenarios. [Widely used]Our wall detector can quickly locate wood, metal and AC wires hidden in the walls, floors and ceilings of houses. It can work on different walls such as slats, wallpaper, wooden floors, acoustic ceilings, painted walls, etc. Colour: black Material: plastic Package Contents: 1 * Multifunctional Detector Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.