XtremepowerUS 12 Volt LED Universal Mount Combination Trailer Tail Lights Kit 12V LED Trailer Light kits is great for utility, snowmobile, camping, motorcycle, and boat trailers. Tail lights size: 4-3/4" x 5-1/4" Amber marker lights size: 4-1/4" x 2-3/4" DOT approved Corrosion-resistant housing