Universal Auto Car Power Electric Aerial AM FM Radio Mast Antenna 12V Car SUV

Features: Waterproof performance, easy to install, optional multiple mounting head. Built-in import micro relays, 3C-2V coaxial cable, cable length according to customer set. Full automatic after you connect it to the power cable. Stainless steel mast. Noise less than 50DB. Installation angle: 0-30 degrees. Connection: Red wire to the positive power supply, the black wire with grounding lug,the green line, there are two connection: one is a direct positive power supply, so that the antenna could rise and fall with the power-on and off, the other one way is connect a controller, so the antenna can always control movements by the controller.