1、High Sensitivity: This metal detector has high sensitivity and stability and can identify different types of metals, with high efficiency and fast detection. 2、Intelligent: Using microcomputer to control chip unit calibration, the instrument and self inspection system can be quickly and easily scanned and detected. 3、Precise: This type of equipment has a premium long range search system and a precise positioning detection system, which breaks through the traditional detection method. 4、Efficient: The strongest product core is adopted in this metal locator, intelligent modular operation, easy and quick to use, which greatly improves the work efficiency of earth treasure enthusiasts and reduces the labor strength of inspection. 5、Advanced: Metal detection instruments are advanced and practical, suitable for detecting gold, silver, copper, treasure stones. The search range reaches 1000 meters, and the detection depth up to 20 meters. Item Type: Metal Detector Material: ABS Gross Weight: 1376g / 48.5oz Metal Detector Size: 27.7x16.5x10CM / 10.9x6.5x3.9in Display Size: 12.7x8CM / 5.0x3.1in Accessory Size: 11.8x8x4CM / 4.6x3.1x1.6in Range: 1000 meter / 1093.6yd Depth: 20 meters / 21.9yd Host Battery: NiMH rechargeable battery, AAA, 1600MAH (Built in Battery) Transmitter Accessory Battery: NiMH rechargeable battery, AAA, 1200MAH (Built in Battery) Transmission Frequency: 5.6-6KHz Signal Frequency: 360-440Hz Detection Type: Gold, silver, copper and treasure stones Charging Time: 10-12 hours Application: Metal Search Working Status: 1. When fully charged, turn on the host detector, turn on the switch of the sensor, press the button corresponding to the item that the sensor needs to detect, and adjust the host detector to adjust the depth and range search function to detect; 2. In the case of steady hand holding and no other interference, it will sway from side to side when detecting the designated object, and the amplitude of the swing will increase when the detected object is larger. 1 x Metal Detector with Display 1 x Transmitter Accessory 1 x Plug Power Supply 1 x English Manual 1 x Antenna