Product name: car electric telescopic lift signal antenna Product length: Extended length: 1080mm Non-extended length: 345mm Cable length: 1200mm Working voltage: DC12V Voltage range: DC10V-14V Working current: 0.70.2A Working voltage: 12VDC Wiring (3) Connection method: the red wire is connected to the positive pole of the power supply, the black wire is connected to the ear ground, and the green wire has two connection methods: one is directly connected to the positive power supply, so that the antenna rises and falls with the power on and off, the other is a separate connection. Control line, so that the antenna can be controlled up and down at any time. Product introduction: stainless steel antenna mast, five sections, good AM/FM reception performance, working current less than 0.5A, noise less than 50DB, service life more than 50,000 times, top thrust more than 4KG, good waterproof performance, easy installation, optional more installations head, Built-in imported miniature relay, 3C-2V coaxial cable, cable length customized. Economical vehicle-mounted fully automatic antenna, five stainless steel antenna masts, Antenna mast is 39 inches long, good FM radio effect, low noise, good waterproofness, easy installation, external high-quality micro-relay, long service life