- Compatible with X1 E84 models from 2008 to 2015, this Xenon H-ID Cornering Ballast Headlight Controller Drive Unit Module is designed for optimal performance and reliability. - Key Benefits: - Durable and cost-effective: Built to withstand wear and tear, ensuring a long lifespan. - Reliable operation: Engineered to prevent damage and maintain functionality under various conditions. - Performance Features: - Voltage conversion: Effectively stabilizes current to protect from pulse surges, ensuring consistent headlight performance. - Steady current supply: Prevents voltage fluctuations that can lead to bulb failures, enhancing safety and visibility on the road. - Use Scenarios: - Ideal for nighttime driving: Provides consistent lighting to improve visibility and safety during low-light conditions. - Essential for cornering: Enhances headlight functionality during turns, ensuring focused illumination where needed. - Constructed with high-quality materials that guarantee durability and performance, this ballast unit is a vital component for maintaining your vehicle's lighting system.