GA-92XTd Magnetic Locator For exact locating of covered valves, sliding rods and further ferromagnetic metals (iron, steel and cast iron). No disturbances by aluminium, copper etc. Easy detectable by audio signal. Display of field strength and polarity. length: 66 cm (open), 39 cm (closed) waterproof length: 29 cm (only when operated in open position) input Power: 1 x 9 V lithium batteries operation time: approx. 24 hours (intermittent usage) weight: approx. 1,1 kg Rugged, lightweight carrying case and holster included