Description: High Quality HID Xenon Relay Harness. DC12V 40Amp 35W Fuse SPST Relay Harness. One Relay Harness Powers BOTH Driver And Passenger Side. Easy And Simple Installation. Plug n Play in Most Vehicles, Some May Require Professional Installation. Compatible with all HID single bulbs: HB4 9006. Specification: Material: Plastic and Metal Relay: 12V 40AMP Light Scoket: HB4 9006 Wiring Harness length: Approx 2 Meters Package Includes: 1 Piece HB4 9006 Relay Wiring Harness Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you