ECE approved, E9 marked, CE & RoHS approved. Magnetic Mount Tow Trailer 4 functions 7 pin socket 2 x 12V #LED Lights. Trailer LED Lights Set - rated 12V, tested on 13.8V. Connects via a 7-pin male socket with WiFi antenna to be installed on the female base of thevehicle (Tractor, Truck, Car, Bus, Van etc.).
eBay