“LED” represent the cutting edge of lighting technology, LED lights operate ona totally different concept than traditional incandescent or bulb style lights.Instead of using a brittle metal filament that is susceptible to road shock andvibration. LEDs are solid-state devices utilizing an electronic chip that isencapsulated in an epoxy substrate. This design provides increased durabilityand a protective seal from road elements like dirt moisture and other corrosiveagents. 4″ Round STT Superior Lens Optics Spin Welded Lens and Housing Sealed Moisture Proof Electronics Polycarbonate Lens & Housing Plated Brass Connector LED’s: 32 Diameter: 4.25″ Depth: 2″ DOT/SAE: J1395, J1398, J585e Voltage: 12.8 VDC Amp Draw: 250ma Legal Heading: I6S2T2 Grommet Mounted Uses a PL-3 Connector 5 Year Warranty Accessory Options Available: Stainless Steel Security Flange w/ Chrome Finish: M42353CH Plastic Chrome Cover: M50405