LED Wireless Trailer Tow Lights - Magnetic Mount, 100ft Range, 4 Pin Blade Connection for All Outdoor terrains DOT Compliant. PACKAGE INCLUDED: TWO LED tail and turn signal lights, 1 4-pole round and 1 4-pin plug transmitter, 1 120v charger, 1 cigarette lighter charger. MAGNETIC BASE: Easily mount to tow vehicles and Suction POWER. FUNCTION: Works As a Tail Light, Turning Signal Light And Brake Light. TRAILER LIGHT KIT Complies with DOT standards.