Description: Can-Bus Error Free, eliminated error code on dash for 90% of the cars. Cancel error message cause by On-Board Computer 'bulb out' or 'bulb failure' warnings error. Help solve light flickering issue cause by car computer. Pre-wired for direct plug and play, bypass wiring like regular load resistors. Load resistors will ensure the LED bulbs light up full power without malfunction issue. Easy to install, Plug-n-Play AMP connectors. Waterproof and weatherproof, shockproof. Input Voltage: 12V For: H13 Headlight (HID/LED) Material: Plastic and Metal Length: 320mm Color: Black Package Includes: 2 Piece HID/LED Headlight Error Cancellers