Feature: 1. High Efficiency: Using microcomputer to control chip unit calibration, with self inspection system, can be scanned and detected quickly and easily, which greatly improves the work efficiency of earth treasure enthusiasts and reduces the labor intensity of inspection. 2. Positioning Detection: This underground metal detector has a premium remote search system and a precise positioning detection system, which breaks through the traditional detection method. 3. Product Features: This metal detector core is the strongest, and the intelligent modular operation is powerful, fast, efficient, advanced, easy, and convenient. 4. Advanced Detection Method: This handhold metal detector is the most advanced and practical detection method and economical metal detection instrument. 5. Sensitive and Stable: The underground metal detector has excellent sensitivity and stability, and is easy to operate and use. Fit gold, silver, copper, jewel. Specification: Item Type: AKS Metal Detector Product Material: ABS Color: As Pictures Shown Weight: Approx. 950g / 33.5oz Voltage: 100-240V Product Size: Host: Approx. 25.5x15.5x9cm / 10.0x6.1x3.5in Receiver: Approx. 10.5x7.5cm / 4.1x3.0in Range: Approx. 1200m / 1312.3yd Depth: Approx. 25m / 27.3yd Host Battery: NiMH Rechargeable Battery, AAA, 1600mAh (Shipped with Built in Battery) Transmitter Accessory Battery: NiMH Rechargeable Battery, AAA, 1200mAh (Shipped with Built in Battery) Transmission Frequency: 5.6-6KHz Signal Frequency: 360-440Hz Detection Type: Gold, Silver, Copper, Jewel Charging Time: 10-12 Hours Purpose: Metal Search Working Status: 1. When fully charged, turn on the host detector, pull off the antenna of the host, turn on the sensor switch, press the button corresponding to the item to be detected by the sensor, and then adjust the adjustment depth and range search function of the host detector to detect. 2. When the hand is stable and there is no other interference, the object to be detected will sway from side to side. When the object to be detected is large, the swing range will increase. Search system: microcomputer CPU control and reflection conductivity. . Package List: 1 x Metal Detector1 x Receiver1 x Power Adapter1 x Manual Note: 1. Be sure to operate strictly without interference in the wild jungle environment and maintain good stability.2. The host and transmitter can only be detected by turning on the switch together.