Model: BF-686   Working voltage: DC12V Voltage range: DC10V-14V Working current: 0.7±0.2A   Wiring (three) connection method: red line is connected to the positive pole of the power supply, black line is grounded with the ear, and the green line has two connections: one is the direct current positive pole, so the antenna rises and falls with the power supply on and off, and the other is connected Control line so that the antenna can be controlled at any time.   Stretch length: 990mm Protective bottom plate: 305mm Cable length: 1400mm voltage: 12VDC Stainless steel antenna mast, five sections, AM/FM receiving performance, working current is less than 0.5A, The noise is lower than 50DB, the service life is more than 50,000 times, and the top force is greater than 4KG. Waterproof, easy to install, optional with multiple mounting heads Built-in imported micro-relay, 3C-2V coaxial cable, the line length is determined by customers. Economical vehicle automatic antenna Five stainless steel antenna mast The antenna mast is 39 inches long FM radio is good Low noise and good waterproof Easy to install External high quality micro relay for long service life 3C-2V coaxial cable, impedance 75 ohms Installation angle: 0-30 degrees