Specifications TECHNICAL SPECIFICATIONS Vertical dimension: 2230 x 920 x 440 mm Vertical aisle dimension: 2000 x 715 mm Net weight: 40 Kg Gross weight: 45 Kg Operating voltage: AC90V ~ 240V 50/60Hz Power consumption: 20 W Operating frequency range: 1-50 bands Working environmental temperature: -20˚ C ~ 65˚ C Installation environment (in cm): (W)100 x (L)200 (Metal-free minimum range) Sheet transverse Regional detect metal precision range : Maximum sensitivity ≥ 10g metal Only ferrous metals can be detected, no gold and silver detection