The Gator GRVTK1 Trailer Add-On Reverse Camera Kit is the perfect camera solution for trailers, caravans and horse floats. The kit simply connects to an existing reverse camera system or display via RCA or Gator PROLINK II 4 pin connectors. The kit includes an IP68 heavy duty camera, 10m 4-pin extension cable for the trailer, quick connect trailer connection system, a 6m RCA extension for the vehicle and a PROLINKII to RCA adaptor. The camera has a number of settings that can be adjusted during installation by simply cutting a wire loop on the cable, the setting are as follows: blue loop (default setting NTSC, cut the loop for PAL), green loop (default setting NO parking lines, cut the loop for parking lines) and white loop (default setting rear view image, cut the loop for reverse image). * Important Information: This camera kit is designed to connect to an existing reverse camera system or display (not included). If connecting to an existing Gator PROLINK II 4 pin reverse system, this kit is designed to be connected to the existing system at the rear of the vehicle, it does not include a PROLINK II 4 pin extension cable for the vehicle. If required, these extension cables can be purchased separately. If connecting to an existing reverse camera system or display via RCA connection, this kit does include a 6M RCA extension cable for the vehicle.