Detectable materials Ferrous metals, non-ferrous metals, wooden studs, live cables Max. detection depth 120 mm Detection depth, steel, max. 120 mm Detection depth, copper, max. 80 mm Detection depth of live cables, max. 50 mm Detection depth of wooden substructures, max. 38 mm Automatic deactivation, approx. 5 minutes Power supply 1 x 9 V 6LR61 Weight, approx. 0.27 kg Detection depths, max. (material) Display of max. drilling depth Dust and splash protection IP 54