100% brand and high qualityOne button design, keep- it simple; no need to learn any modes; tough and ergonomic housing withstands everyday jobsite use.Identify the edges of stud and joists quickly; Ideal for mounting TV/hanging pictures/installing cabinets, towel racks, garage shelves and more.4-level LED will illuminate in sequence as you approach a stud; The Smart Sensors beeping if you have calibrated or discovered something.Up to 3/4 inches detection depth through drywall (common thicknesses 1/4 to 3/4 inches), wallpaper and fabric; Calibrating wall before detection is necessary.Easy-to-read LCD display and ergonomic anti-slip handle provide users with comfort and convenience while scanning.Specifications:Material: ABSSize: approx 22.6x14.4x3.5mm/0.9x0.57x0.14inLow battery indicate AC live wire indicate4 LED & audio indicateNote:Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package Includes:1X Stud Finder