1、Stable and Durable: PCB adopts 6mm thick double sided board, 5oz copper thickness, and full tin plating process to ensure good passing performance of large and small currents 2、Simple Assembly: Aluminum housing with internal thermal tape, this active antenna is easy to assemb, small in size and light weight 4、ABS Material: Made of high quality ABS material, this antenna has good high temperature resistance, which is safe and reliable to use 5、Quality Assurance: The antenna has undergone strict quality control, the quality is guaranteed, with high safety factor 3、Accurate Measurement: The main circuit adopts high accuracy resistors with accuracy of ±1% to ensure that the whole antenna has a good signal to noise ratio