Features: Quickly detect the center position of the wooden rod. Digital LCD display, easy to read. The center of the wooden rod can be detected and the wall thickness is 1/2 inch (13 mm). Detectable wooden rod center with a wall thickness of 1 inch (25 mm). Detectable wooden rod center with a wall thickness of 1 1/2 inch (38 mm). Detects iron, lead, aluminum and other metals with a wall thickness of 2.36 inches (60 mm). Detectable live wires in the wall, the wall thickness is 2 inches (51 mm). All detection functions have an automatic correction function, for maximum reliability for the user. All detection functions have an AC alert function. Measure the edge of the wooden rod file. With low voltage display. Rod center finder wooden stud finder with metal probe and voltage function. Quickly locate metal studs, pipes, steel bars, walls, joists behind floors and ceilings, as well as the edges and center of live wires. Specifications: Model: TH403 Color: Gray Shell Material: ABS Power Supply: 6F22 9V Battery (Not Included) Measuring Range: 13-60 MM Measuring Accuracy: 13-60 MM Working Temperature: 0 -40 Item Weight: 168g / 5.92 oz Item Size: 164 * 75 * 34mm / 6.45 * 2.95 * 1.33in Package Weight: 233g / 8.21 oz Package Size: 185 * 85 * 45mm / 7.28 * 3.34 * 1.77inNote:Metal detector only, other accessories in the picture are not included.Due to manual measurement, there may be some deviation.Due to the lighting, the picture and material object may differ slightly in color, please in kind prevail.Packing List:1 * Metal Detector