Feature: 1. Exceptional Sensitivity and Stability: With high sensitivity and stability, this metal detector can identify various types of metals and effortlessly locate valuable metal objects for you. 2. Efficient Scan and Detection: Utilizing a microprocessor controlled chip unit for calibration and self check system, this device allows for quick and efficient scanning, improving treasure finding effectiveness and reducing effort strength. 3. Impressive Detection Range: Detect objects as small as 5 x 5cm at a minimum of 3.5 meters, find 30 x 30cm objects within 5 to 8 meters, and uncover buried items up to 20 meters away if of the same size, with even deeper detection for larger objects. 4. Versatile Treasure Exploration: Uncover treasures concealed in various locations with this advanced metal detector, whether it be gold, silver, copper, or jadestones, providing endless opportunities for exploration. 5. Enhanced Depth and Efficiency: Seamlessly navigate diverse terrains and easily locate valuable metals, the metal scanner ensures a rewarding and efficient treasure finding experience. Specification: Item Type: Metal Detector Material: Aluminum Alloy Receiver Battery: 12.6V Polymer Battery x1 Battery Capacity: 1000mAh (Receiver comes with built in battery) Detector Battery: 12.6V Polymer Battery x1 Battery Capacity: 1000mAh (Detector comes with built in battery) Search System: Microcomputer CPU Control and Reflectivity Search Range: Approx. 1000m / 3280.84ft Detection Depth: Approx. 20m / 65.62ft Frequency: 5.6-6KHz Sign Frequency: 360-440Hz Detection Types: Gold; Silver; Copper; Precious Stones . Package List: 1 x Receiver 1 x Transmitter 3 x Antenna 1 x Charger 1 x User Manual