1-Pack 5 in 1 Wall Scanner Wood Metal Stud Finder AC Wire Detector Sensor
Type: 5 In 1 Wall Stud Detector. 1 x Detector. It can work on slats, wallpaper, wooden floors, sound-proof ceilings, spray-painted walls and other places. Battery: 9V battery 6F22 (without battery). Colour: Dark Silver.