【Brake, Turn & Running Functionality】DOT compliant to be used as stop light, turn signal and running tail light.,【Very Bright - Added Visibility】Built-in 11 LED beads output 80 lumens high brightness or 8 lumens low brightness. Brings more signals into the eyes of drivers behind you for added safety.,【Easy to Install】Three wires come on the back of the unit needs a 1" hole for surface installation. White wire is ground. Red wire is for brake or turn signal - high brightness. Black wire is for rear running light - low brightness.,【Ultra Thin & IP65 Waterproof Rate】Measuring 0.5" thickness, this sleek durable polycarbonate housing delivers maximum longevity; LEDs board sealed completely enhance waterproof capacity.,【Wide Applications】Perfect for RV, 5th Wheel, travel trailer, boat trailer, toy hauler, truck, golf cart, etc.