Feature:           1. HIGH PERFORMANCE: This handheld metal detector has high sensitivity and stability and can identify different types of metals, with high efficiency and fast detection.       2. EASY OPERATION: Utilize microelectronic processor to control chip unit calibration and instrument self checking system, which can scan and test easily and quickly.       3. ACCURATE DETECTION: Has a long range search system and precise location detection system that can identify specific types of metals through frequency regulators.       4. DETECTABLE OBJECT: Can detect gold, silver, copper, conventional precious metals and gemstones, etc., commonly used in military, security inspection and prospecting, etc.       5. WIDE APPLICATION: With a search range of up to 1200 meters and a detection depth of up to 30 meters, this handheld metal scanner has a wide range of applications.                  Specification:       Item Type: Metal Detector  Material: ABS, Sponge Coating  Transmitter: Built in rechargeable battery (NiCr) 2000mAh  Receiver: Built in rechargeable battery (NiCr) 2000mAh  Uses: Used for military, security inspection, archaeological treasure exploration, prospecting, etc.  Detected Objects: gold, silver, copper, conventional precious metals (palladium, platinum), gemstones (diamond, emerald, carbuncle, etc.)  Basic Parameters:  Search Range: Maximum Approx. 1200meter / 3937ft  Detection Depth: Maximum Approx. 30meter / 98.4ft  Transmission Frequency: 5.6-6KHz  Signal Frequency: 310-435MHz               Package List:       1 x Transmitter       1 x Receiver       4 x Rubber Pads       1 x Signal Bar (Long)       1 x Signal Bar (Short)       1 x Power Adapter       1 x Suitcase       1 x User Manual