Relay Harness For Xenon HID Conversion Kit Features and Benefit -MAXIMUM OF 50W POWER SUPPORT! -BLACK NEGATIVE WIRE; RED POSITIVE WIRE -CONNECTOR TO OEM SOCKET WHICH ALLOWS THE THE HID TO TURN ON AND OFF WITH THE CONTROL OF THE VEHICLE’S LIGHT SWITCH -2x HID BULB CONNECTOR WIRES -DRAWS POWER FROM THE BATTERY -NOT THE VEHICLE’S ELECTRICAL SYSTEM …