Features 1. This wall detector scanner can help you to quick locate edges and center metal, studs, joists, pipes and live AC wire behind walls, floors and ceiling. 2. The HPC detection module can makes this wall detector scanner with better anti-interference capacity and fater calculating speed. Center positioning hole design, you can directly mark the drilling position after detection and achieve precisions drilling. 3. Portable size: The small size of this tool is very convenient for everyday use, you can also easily hold it while using it. 4. Multiple predictions: The screen will display the target depth, arrive at the detection center and the material, the indicator light will lights up yellow or red depending on the target distance, the green light means No traget. 5. Wide applications: This tool can be widely used in your home decoration, wall decoration, household appliance installation, highway maintenance and so on. Specification Material: Plastic, Electronic components Color: Black Size: 14 x 7 x 2 cm Weight: 122 g Metals: 120mm AC wire: 50mm Precisions mode: 20mm Depth mode: 38mm Non-ferrous metals(copper): 100mm Single-strand copper wire: 40mm Package Include: 1 Wall Detector Scanner