Trailer cable made from 4 conductors of color coded 16 gauge primary wire wrapped in a black PVC outer jacket. Cable is resistant to cracking, abrasion, oil, gas, acid,, and weather. It's main purpose is for wiring trailers, but can be used in any electrical application requiring a low voltage four conductor cable. Temperature rating is: -40ºF to 185ºF, -40ºC to 85ºC. Yellow, Red, Green & Brown. Sold on 100 foot spools.