Control Unit Headlight Module Fitment: Compatible With 2 Series F45 F46 I3 I8 X1 F48 F49 MINI F54 F55 F56 F57 F60 Material: This ballast is made of quality materials, combining practicality and durability with a certain level of functionality and stability. Functions: The headlight drive control module unit is tightly connected to the vehicle's headlights for faster headlight control. Installation: Direct replacement, no modifications required. An ideal alternative to faulty parts. Note: We strive to provide clear images and dimensions, please verify the OEM information before purchasing ，to ensure this ballast is the product you need. If you are unsure whether the product is suitable, please feel free to contact me; I will be happy to assist you.