The rectangle slim 283R LED lamps have 4 functions - brake, tail, indicator and rear fog or rear reverse. They are also dual voltage 12/24V. Easy surface mounting using the supplied bolts / mounting black bracket. Lamps are approved to ECE R10, RoHS. These LED lamps are ideal for all vehicle applications - recovery, agricultural machinery, trailers, trucks etc. NOTE: There are 2 versions - With Fog or With Reverse.