Stud Finder Sensor Wall Scanner Electronic Sensor Stud Beam Finders Wire Detector Wall Finding Center With LCD Display Features: The Stud Detector adopts upgraded sensor technology to accurately and quickly locate wood metal pins AC wires. This digital wall scanner features a large LCD display along with a clear audible warning that makes it easy to find the center and edge of the stylus. This stud locator has a multi-function function. When you scan the floor, ceiling, wood behind the wall, beams, beams, metal, AC wires, or buried objects, the metal detector on the wall will be your personal assistant, easy to locate. The stud finder wall scanner design fits perfectly in your hand, which satisfies most of your dies and home projects. Instead of hammering against a wall or, worse, guessing where to make a hole, you can use our portable detectors and scanners to find the right spot. Specification: Material: Plastic Size: 18.5 x 8 x 2.3cm/ 7.28 x 3.15 x 0.91 in Power: 9V Battery (Excluding Battery) Package Included: 1X Stud FinderNote: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.