New generation of standard module (WH3Q-S) contains 13-pin's sockets with 8 wires in socket (G8). Main cable harness to the trailer socket (from module) is up to 8 meters long. Package contains all accesoires for connection of kit to the car's electric system.

Digital module MP5-DS module is most expanded controller of trailers light which was designed particularly for caravans (also with "own" battery) which use "filament bulb" lamps and LED-lamps. This kit contains longer (up to 8,5m) power cable adequate for "lengthened" cars. Also module signalling malfunction direction lamps of trailer by faster blinking of directions lights of car.