LEDs draw less current, allowing more power for other vehicle requirements. Electronics completely sealed in epoxy to resist corrosion & moisture. Offers trailer engineers & manufacturers new trailer & rear door structure design flexibility. Reduces lighting costs due to physical damage & heat entrapment. Material thickness for grommet is .125'' - .250''. Materials: Polycarbonate Lens & Housing PVC Grommet Nylon Flange 16 gauge wire Light Source: Light Emitting Diodes (LEDs) Designed at 14v, .05 amps