Description: Versatile Detection Modes: This handheld wall stud finders offers multiple detection modes for your convenience. It features three stud scan modes that can detect wood or metal studs up to 13mm, 25mm, and 38mm deep respectively. Additionally, it has a metal mode that can detect metals up to 80mm deep and non- metals up to 60mm deep. Lastly, the AC mode allows for the detection of live unshielded AC wires up to 51mm deep.User-Friendly Features: The device comes with a green backlight for easy reading in low light conditions and a low voltage indicator to alert you when battery power is running low It also has an automatic shutdown feature that turns off the device after three minutes of inactivity to conserve battery life.Sturdy Construction: Made from quality PP material, this wall scans is designed for long-lasting use while maintaining lightweight portability.Compact Size: With product dimensions of 19.5cmx8.8cmx3.8cm, this handheld detector is compact and easy to handle, making it great for both professional contractors and DIY enthusiasts alike.Use: Quickly locate wood, metal and AC wires hidden in the walls, floors and ceilings of houses. It can work in slats, wallpaper, wood floors, acoustic ceilings, painted walls, etc. Specification: Material: PP Size Chart: 19.5cmx8.8cmx3.8cm/7.68inchx3.46inchx1.50inch Package Includes: 1 Piece Digital Stud Finders Note: Please allow 1-3mm measuring deviation due to manual measurement.Due to the different and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!