“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. 2-1/2″ Round, Clearance Marker Light, Dual Volt Sealed Moisture Corrosion Proof Electronics Polycarbonate Lens & Housing Plated Brass Connector LED’s: 13 Diameter: 2.5″ Depth: .75″ DOT/SAE: J592e Voltage: Auto Select 12/24 VDC Amp Draw: 70ma 12v & 40ma 24v Legal Heading: P2 Grommet not included Uses PL-2 Connectors Accessory Options Available: Chrome Plastic Grommet Cover: M50105 Stainless Steel Security Flange: M50103 Round Black Vinyl Grommet: M50100-B