Stud Finder Wall Scanner TFT LCD Digital Display Type C Charging Center Locating Hole Stud Detector Item Type: Stud Finder Material: ABS Use Time: About 2 Hours Auto Shutdown Time: About 5 Minutes Battery: 1 x 3.7V 300mAh Lithium Battery (Shipped With Internal Battery) Charging Interface: Type C Maximum Detection Depth: Contains Ferrous Metal 120mm Non Ferrous Metals (Copper) 100mm AC Power 50mm Single Strand Copper Wire (≥4mm²) 40mm Foreign Objects (Generally Refers To The Wooden File) Up To 38 mm Note: The detection results will be affected by the material and size of the detection object, as well as the material and state of the detection surface; if the cable is not charged, the detection depth will be reduced. Setting Functions: Sensitivity, Language, Volume, Length Units, Shutdown Time, Restore Factory Settings Can Set 6 Languages: Simplified Chinese, Traditional Chinese, English, Japanese, Portuguese, Russian