Feature:1. HIGH ACCURACY: Specific types of metal can be identified by frequency regulator. The metal finder kit features a remote search system and a accurate location detection system. Moreover, the detection range can reach 1000meter, and the underground detection depth can reach 15meter2. TECHNICAL PARAMETERS: The underground metal finder is made of excellent aluminum alloy material, durable, safe, easy to use, long service life. Transmitter built in 1600mAh large capacity rechargeable battery, receiver built in 1000mAh large capacity rechargeable battery, lasting endurance. The transmission frequency is 5.66khz, and the signal frequency is 360440Hz. The headset(including) can clearly hear more subtle changes in the detection situation, enabling you to locate and discover treasures more accurately3. PROFESSIONAL AND EFFICIENT: Microelectronic processor control chip unit calibration and instrument self test system of gold finder, can be convenient and fast scanning and testing, convenient and fast, improve the work efficiency of treasure hunters, reduce the labor strength of testing4. ACCURATE AND FAST: The metal finder pointer is highly sensitive and stable, and can identify the type of metal, allowing you to easily find metal items useful to you, and accurately determine the location of objects5. WIDELY USED: Handheld metal finder suitable for treasure hunting, looking for gold, silver, copper and precious stones. With black carrying case, easy to carry, prevent dropping or losingSpecification:Item Type: Metal ScannerDepth of Detection: Maximum Detection Depth: About 15meterFor a 5cm x 5cm object, you can detect at least 3meterFor an object of 30cm x 30 cm, it can detect 4-6 meters, and if an object of that size is buried long enough, it can detect up to 15 metersThe larger the area of the object, the deeper the detection will beSpecific Functions: Accurately determine the buried location of the object, can be located; The frequency regulator identifies the specific type of metalSearch System: Microcomputer processor control and reflection conductivitySearch Area: Approx. 1000meter / 3280.8ftDetection Depth: Approx. 15meter / 49.2ftBattery: Transmitter: 1 x 12V 18650 1600mAh rechargeable lithium batteryReceiver: 1 x 12V 18650 1000mAh rechargeable lithium batteryTransmission Frequency: 5.6-6KHzSignal Frequency: 360-440HzDetection Types: Gold, silver, copper, jewelry, etc..Package List:1 x Transmitter1 x Receiver1 x Signal Stick1 x Earphone1 x Earphone Storage Box1 x Power Adapter1 x User Manual1 x Black Storage Box