Metal detector gold, silver gold metal detector MD-5008 is a metal probe devices based on advanced technology and materials have high quality ingredients. The machine features many levels have different accuracy, differentiate between metal, simple but effective activities. Metal detectors under the ground are used primarily to detect and identify the metal is buried or located deep underground. In addition to military applications such as mine detectors, air is also used extensively in the civil sector, such as: GOLD DETECTOR APPLICATION In security checks, crime detection, inspection of raw materials, fuel, food and metal check mail, baggage and parcel of underground pipeline detection , cable ... The archaeological survey, searching for minerals in search of the treasure buried in the ground, such as: gold, silver, precious metals, antiques. The MAIN FEATURES of GOLD METAL DETECTOR MD-5008: high technology to help improve the efficiency of detection depth and accuracy of distinguished black metal metal and nonferrous metal packing materials using the appropriate work with durable high strength, light weight can use the headphones when the metal detector gold metal detectors , silver SPECIFICATIONS: GOLD DETECTORS metal detection depth: 1 m-2 m signal frequency: 7kHz sound frequency: 400Hz current Source: 12DCV "AA" (alkaline) 8 x 1.5 V power consumption: 0.6 W weight: 3.2 kg packing size: 680 * 340 * 845mm