Feature: 1. DETECTION RANGE: The metal detector has a detection range of up to 1000M and an underground detection depth of up to 20M, which can help you detect and locate gold, silver, copper, and other metals. 2. GOOD PERFORMANCE: This handheld metal detector has high sensitivity and good stability, which can recognize different types of metals and easily find useful metal objects for you. 3. HIGH EFFICIENCY: Microelectronic processor is used to control chip unit calibration and instrument self test system, ensuring easy and fast scanning and testing, improving work efficiency. 4. ACCURATE LOCATING: Can identify specific types of metal by frequency regulator, accurately determine where the object is buried, with long range search and accurate location detection system. 5. ABS MATERIAL: The metal scanner is made of excellent ABS material, sturdy and durable, suitable for various environments, used for safety inspections, archaeological exploration, etc. Specification: Item Type: Metal Detector Voltage: 100-240V Detection Range: Approx. 1000m / 3280.8ft Detection Depth: Approx. 20m / 65.6ft Transmission Frequency: 5.6-6KHz Signal Frequency: 360-440Hz Receiver Battery: 1 x 12.6V Polymer Battery, Capacity: 1600mAh (built in) Transmitter Battery: 1 x 12.6V Polymer Battery, Capacity: 1600mAh (built in). Package List: 1 x Metal Detector 1 x Receiver 1 x Adapter 2 x Keys 1 x Antenna 1 x User Manual 1 x Storage Box