Complete headlight kit with automatic adjustment for upgrading Bi-Xenon headlights and automatic adjustment for Seat Exeo 3R Suitable for Bi-Xenon headlights + cornering lights Scope of delivery: Cable set Xenon adapter Control unit Mounting plates, sensors, screws Notes: After installation, you must code the interfaces to activate the brightness adjustment function In most countries, the adjustment system is required by law in combination with xenon headlights