الوصف

Three operation modes: all metal (to detect all kinds of metal), disc (to discriminate metal type), notch (to eliminate some objects) LCD can display the depth of the target, the sensitivity, disc/notch, metal type, low battery (to alert user to change battery) Max. sensitivity : *4cm Current: *5mA(static), *0mA(dynamic) Three tones to indicate different types of metal Auto Ground Balance Speaker: 2 inches Headphone jack: 1/8” Waterproof search coil: 8 inches Frequency: 6.6 kHz approx Two 9V batteries required (not included in the products)