Pair of 4" Round LED Back-up Reverse Light Kits Extra Bright White with Grommet, Plug Clear Lens Truck Trailer RV Pack of 2 25114C-WK Acrylic lens is sonic welded to the housing. Features chrome referlector inside the lens which will make this light even brighter. 19-diode square LED light (very strong light). Operates from 9-16 volts. Clear lens, strong white light.