GMS 120 Professional Advantages: GMS 120 Professional The most reliable multi-detector in its class Maximum reliability: most 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 objects centre with the Centre Finder scale, and display of material properties Better visibility of the result due to illuminated display Marking hole with LED luminous ring Three detection modes for various applications: Drywall mode, metal mode, live cable mode Technical data: GMS 120 Professional Detectable materials Ferrous metals, non-ferrous metals, wooden substructures, 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 facility, approx. 5 min Power supply 1 x 9 V 6LR61 Weight, approx. 0,27 kg Length 200 mm Width 85 mm Height 32 mm Dust and splash guard IP 54