JLC Error Free 9004/9007 Wiring Harness Adapters w/ Load Resistors for HID Conversion Kit Power Specifications: 50W 8Ohm Fit Manufacturer Projector Size: Fits all 9004/9007 HID Kit Wiring Harness Suggested Uses: Headlight HID Kit, Fog Light HID Kit Professional Installation Needed?: Yes, professional installation is highly suggested.