Item Type: Metal Detector Material: Aluminum Weight: Approx. 1457g/3.21lb Color: Silver Voltage: 100-240V Size: Host: Approx. 31x16.5cm/12.20x6.50in Emitter: Approx. 11.5x7.5x3.5cm/4.53x2.95x1.38in Range: Approx. 1000m/1093.61yd Depth: Approx. 20m/21.87yd Host Battery: 1600mah AAA NiMH Rechargeable Battery (Delivered with Built In Battery) Emitter Battery: 1200mah AAA NiMH Rechargeable Battery (Delivered with Built In Battery) Transmission Frequency: 5.6-6KHz Signal Frequency: 360-440Hz Detection Type: Gold, Silver, Copper, Gem Charging Time: 10-12 Hours Purpose: Metal Detection 1Premium Aluminum: Made of premium aluminum, the metal detector is wear resistant, corrosion resistant, durable, reliable, has good accuracy and stability. 2Powerful Functions: Equipped with intelligent modular operation, the 20m depth metal detector has powerful functions, fast speed and efficiency, is easy and convenient for users. 3Efficient: Equipped with premium remote search system and accurate positioning detection system, which breaks through the traditional detection method, the 1000m range copper detector is advanced and efficient. 4Reduce Testing Labor: The aluminum metal detector adopts microcomputer control chip unit calibration, can quickly scan and detect, greatly improve the work efficiency and reduce testing labor for users. 5Suitable: The rechargeable metal detector adopts advanced and practical testing method, suitable for detecting gold, silver, bronze and so on.Be sure to operate strictly without disturbance in the wild jungle places and maintain good stability. 1 x Metal Detector 1 x Emitter 1 x Plug 1 x English Use Manual 2 x Antenna