HYNBYZJ 420W 120000LM H7 H4 H11 LED Headlight High Power Canbus H1 H8 H9 9005 HB3 9006 HB4 9012 HIR2 Turbo Lamp 6000K Car Light CANBUS 12V: What is CANbus? It helps resolve module error messages after installing LED bulbs, such as lights not turning on, flashing, one side not working, or incorrect instrument panel warnings. Most common vehicle compatibility issues can be resolved with CANbus technology. However, it may not be suitable for certain high-end European vehicles. If you have questions, please contact customer service before purchasing. Specification: 1. 420W per pair (210W per bulb), high power output, up to 120000LM per pair (60000LM per bulb) 2. Built-in cooling fan with double ball bearing design, 12000RPM speed, high airflow for efficient heat dissipation 3. Plug and play installation 4. Advanced thermal management system featuring copper base conduction, dual pure copper heat pipes, aviation-grade aluminum housing, and dual ball bearing fan cooling 5. Non-polarity design prevents damage from reverse polarity connection 6. Built-in decoding function; some vehicle models may require additional decoders for full compatibility 7. Fast startup time 8. IP68 rated for water and dust resistance 9. Long service life of up to 100,000 hours 10. Intelligent temperature control system automatically adjusts current based on real-time temperature to prevent overheating and failure 11. Adjustable base for optimal beam alignment (360-degree adjustment for H1, H3, H4, H7; 320-degree adjustment for 9005, 9006, 9012, H11) 12. Up to 800% brighter than standard halogen bulbs 13. Operating voltage: DC 9-36V 14. Color temperature: 6000K, pure white light 15. LED chip type: 5570 CSP 16. For select vehicle models, minor adapter adjustments may be needed for proper fitment and beam pattern