Stud Sensor, Overall Height 1 3/8 in, Batteries Required Batteries Required (Included), Overall Width 3 in, Materials Detected Ferrous Metal, Live Wire, Wood, Battery Type 9V, Scan Depth for Ferrous Metal - Maximum 3/4 in, Scan Depth for Wood - Maximum 3/4 in, Scan Depth for Live Wire - Maximum 2 in, Features Ergonomic Design, and Soft Grips, Scan Depth for Non-Ferrous Metal - Maximum Not Applicable, Display Type LCD, Stud Finder Type Electronic