Item Type: Radio Transceiver_x000D_Material: Aluminum alloy_x000D_Integration: 0.5ppm_x000D_Battery Capacity: 2000 mAh_x000D_Battery Model: Lithium battery_x000D_How to Use: _x000D_1. Install the corresponding antenna_x000D_2. Turn on the power to enter the interface that needs to be used_x000D_3. After use, remove the antenna and power off 1Radio transceiver possess light weight, one-handed operation reduces operator fatigue 2One-piece molding without burrs, possess smooth surface and smooth installation, very convenient 3The alloy material is coated with anti?corrosion paint, the surface is smooth and greatly improves the service life 4Full-featured 1MHZ-6GHZ radio transceiver contain complete fittings of antennas, USB cables, etc. 5This transceiver come with stable structure, excellent performance and long service life 1 x Receiver 1 x USB Cable 2 x Antenna Base 4 x Antenna 1 x User Manual