Metal Detector, Accuracy +/- 1/2 in, Overall Height 6 in, Batteries Required Batteries Required (Included), Overall Width 4 5/16 in, Overall Depth 2 1/16 in, Materials Detected Ferrous Metal, Live Wire, Non-Ferrous Metal, Battery Type 9V Alkaline, Scan Depth for Ferrous Metal - Maximum 6 in, Scan Depth for Wood - Maximum Not Applicable, Scan Depth for Live Wire - Maximum 6 in, Features 2-Scanning Modes, Backlit Display with Audible indicator, Scan Depth for Non-Ferrous Metal - Maximum 6 in