TACKLIFE Stud Finder, 5 In 1 Multi-Functional Center Finding Wall Scanner Detector With LCD Display

This stud finder is multifuntional-designed with 5 modes, locating wood studs in extra mode and deep mode up to 0.75 in (20mm) and 1.5 in (38mm) deeper separately; detecting ferrous metals up to 4.75 in (120mm) and non-ferrous metals up to 3.125 in (80mm) behind walls