Fortpro brand LED stop, turn, and tail lights for semi-trucks and trailers are the perfect way to improve your vehicle's visibility and safety on the road. High Quality LEDs provide a bright, clear light that is unmistakable to drivers in both daylight and nighttime conditions. Keep safe and install new or replace your worn out or broken lights with these Replacements. These Lighting Parts are Top Quality and the most affordable solution for your replacement needs! Specifications: Part: 4" Round LED Light Light Source: LED Voltage: 12V Number of Leds: 16 Led Type: SQ Lens Color: Red Shape: Round Measure: 4" Lens Material: Polycarbonate Housing Material: ABS with Steel Flange Mount Includes: 1 Light, Steel Flange Mount Application: Tail Light, Stop Light, Turn Light Universal Fit. This LED Light Has a Wide Range of Applications such as Heavy Duty Trucks, Trailers, Buses, and Boats 16 SQ LEDs, Sonically Sealed for Waterproof and Epoxy Encapsulated Electronics Lens Made of High Strength Polycarbonate High-performance LED Bulbs increase Visibility, Safety, Lower Energy Consumption Use and Last a much Longer Service Life Expectancy than Conventional Bulbs Application: Tail Light, Stop Light, Turn Light