Headlight Drive Control Compatible With Benz For S-Class GL W166 A2189009203 2189009203 A2189009700 Headlight Driver Module Control Unit Computer ECU

Material: Our headlight driver module control unit is made of durable materials. Our headlight driver module is wear-resistant and resistant to damage, featuring exquisite workmanship and long-term reliable and stable performance. Function: The headlight ballast automatically detects the bulb status and adjusts the current and voltage output as needed, ensuring the bulb always operates at the correct current and voltage. This allows for real-time control and brightness maintenance, ensuring real-time brightness improvement. Installation: Fixed installation, plug-and-play. The headlight control unit module is quick and easy to install, requiring no complex procedures, saving time and effort. No modifications are required, and installation is simple. Function: Provides reliable headlight illumination, improving visibility in low-light conditions. Reminder: When ordering, please verify that the part number is compatible with your vehicle. Please check the compatibility information on the product page.