Designed with impact-resistant acrylic material Snap fit grommet requires no screws for installation When properly mounted, exceeds FMVSS-P2 DOT requirements for marker/clearance performance LEDs do not have a filament, therefore are not susceptible to shock and vibration damage major cause of failure for lamps with an incandescent bulb Sealed lens and housing locks moisture out Epoxy encapsulated electronics prevents damage from moisture and corrosion Popular on owner/operator and show trucks Truck-Lite 2-Year Limited Warranty Engineered to feature ten bright and economical light emitting diodes (LEDs)