Eliminate the hassle of cords with the LED wireless magnetic towing light kit. Just plug in the transmitter, position the lights, turn on the switch and go. It's so easy that you will not need to tap into existing wires or use any tools for installation. The LED bulbs life far exceeds traditional incandescent trailer lights with up to 100,000 hr of light. The sonically sealed polycarbonate lens eliminates moisture and corrosion prolonging the life of the lights. The durable polycarbonate, heavy-duty magnetic base is designed to securely mount to any metal surface. The product features over 65 ft of wireless operation and provides DOT compliant stop, turn and tail functions for your trailer or towed vehicle. The unit features a low battery indicator in one light (batteries not included) letting you know before the light completely runs out of life. The transmitter operates on a five-channel frequency to minimize any interference with radios, garage openers, etc.