詳細(xì)說明：Thisunitisanadvanceddetector.ItcanbeusedtodetectandlocateACvoltageandmetal. Itcanbeusedinconstruction,fitment,carpentry,etc.SensitivityknobTurntheknobtoreducethesensitivitySpecifications:Metalmode:?20mmironpipe(depth25mm)Voltagemode:AC110Velectricwire(depth40mm)Power:9Vbattery(6F22)Dimensions(W L T):82 148 25mmWeight:142g(withbattery)AccessoriesBattery;UsersManual;HandStr