Features adjustable 3 levels wood scanning ( 0.5 / 1 / 1.5 inches) to accurately locate wall studs and hidden structures, solving traditional detectors ' single depth limitation Ideal for pre renovation inspections and concealed structure checks Light body allows comfortable single handed operate, reducing arm fatigue during ceiling scans Perfect for light fixture installations and overhead maintenance tasks Built in detections module quickly identifies energized wires behind wall, accidental during drilling Ensures for bathroom glass installations and smart home wiring projects misjudging pipe / wire positions, eliminating hazards during shelf installations Especially suitable for old house renovations Penetrates wallpaper, hardwood floors, and painted surfaces to locate hidden studs and metal objects Solve complex detections needs in soundproof wall, suitable for DIYers and professional, Manufacturer: yanwuwa