Thinline LED Trailer Tail Light - Stop, Tail, Turn - Submersible - 15 Diodes - Red Lens Item # STL64RB Optronics Trailer Lights - STL64RB Tail Lights Strip Light LED Light Red 20L x 1W Inch Surface Mount Optronics Stop/Turn/Tail Submersible Lights 20-1/2" Long x 1" tall. Waterproof trailer light serves 3 functions: brake, tail, turn. Low-profile Thinline light fits in tight spaces. Surface mount on 19-5/8" centers - hardware not included. 15 LEDs. Red lens. Features: Trailer tail light serves 3 functions Stop light Tail light Turn signal light Sonically sealed, waterproof housing and lens unit is submersible Thinline Series has a low profile so that light can fit in tight spaces Durable surface-mount technology (SMT) construction of LED circuit board Better withstands shock and vibration Allows for improved heat distribution LEDs make great replacements for incandescent lights Last 50 times longer More efficient - provide brighter light with less power output No bulbs to replace - no brittle filaments Polycarbonate lens and housing Red lens Hardwire with separate ground wire Mounts on surface of trailer - hardware not included DOT compliant