Bosch 0 601 081 000 Professional Multi-Material Cable, Wire, Metal, Copper Detector The Bosch GMS120 is a wall scanner with multi-mode detection - for the detection of wood studs, metal objects (rebar, studs and steel/copper pipes) or live wiring. This machine has a reputation for being best in class of the smaller handheld detectors on the market and is at a very competitive price point. Simple and intuitive to use, it works accurately too. Features: The most reliable multi-detector in its class Maximum reliability, all objects are found and application errors are avoided due to the automatic calibration Reliable detection even of deep-lying objects - up to a depth of 12 cm Even more reliable detection of objects due to three-colour LED luminous ring Pinpoint indication of the object\'s centre with the \"Center Finder\" scale Better visibility of the result due to illuminated display Marking hole with LED luminous ring Comes with: Protective bag Hand strap 1 x 9 V 6LR61 Block Specification: Detection depth, steel, max: 120mm Detection depth, copper, max: 80mm Max. detection depth: 120mm Detectable materials:Ferrous metals, non-ferrous metals, wooden studs, live cables Detection depth of live cables, max: 50mm Detection depth of wooden substructures, max: 38mm Automatic deactivation, approx: 5 minutes Power supply: 1 x 9 V 6LR61 Weight, approx: 0.27kg Dust and splash protection: IP 54