This 9005 9006 H10 female adapter converts to #18 awg wires. Up to 55 watts power per harness. Harness is approximately 9.5 inches long. Made with #18 awg stranded wiring to handle the high powered driving lights. Great for fog, driving or headlights. Water proof plastic adapter and 9.5 inches #18 awg wiring. 9005 9006 H10 female are interchangeable, they all fit the same light bar, or cube light, fog light, headlight. 9005 or 9006 or H10. 9005 9006 9012 9140 9145 9150 9155 HB3 HB3 H10. Please make sure to order some solder free insulation displacement connectors to connect the wire to the existing automobile harness with minimal damage to the automobile harness.