This listing features for 4 pieces 4 inch round waterproof trailer lights 24leds tail lights, which allows the same LEDs to shine in two different colors(Red light and White light). Red Lights can be used as Stop Turn Tail Lights; When in white lights, these LED Trailer Lights can be used as bakeup lights /reverse lights;
Installation: white is the ground, red is the high brightness as stop turn brake lights and black for low brightness as tail running lights,The additional blue wire along with the white wire, powers the white backup or reverse lights; These 4 inch round led lights are flush mount with rubber grommets and accepts standard 3-prong plugs.
Approx. 5 3/5 inch diameter Grommet Ring and 4" inner diameter and 1 4/5" Thickness,Please drill a hole about 4.5" to install; Coming with 24 led diodes white an red dual color , consume less current than incandescent bulbs and are brighter; IP67 waterproof light fixture and effectively withstand the invasion and corrosion of sand, dust, dirt, rain, snow etc.
Widely Used: these 4" round led stop turn tail lights work on 12V DC system, function as turn/brake light, tail light for almost all kinds of trucks, trailers, tractors, semi-trailer, horse trailer, travel trailer, dump Truck, special vehicle, etc. Just make sure the hole size before you buy;
1 Year Warranty. Please feel free to send us emails if you have any questions or issues about these round tail lights. We will reply in 24 hours;