This High-Performance Led Brake Light Bulb Features 64 Smd (Surface Mount Device) 1206 Led Chips Arranged In A Compact Design. Compatible With T20 7443/1891 Socket Types, This 12V Bulb Serves As A Direct Replacement For Standard 21/5W Brake Light Bulbs. The Bright White Led Array Provides Enhanced Visibility And Faster Response Time Compared To Traditional Incandescent Bulbs. Designed Specifically For Automotive Brake And Stop Light Applications, This Led Bulb Offers Improved Energy Efficiency And A Longer Lifespan. The Durable Construction Includes A Black Base Housing And Efficient Heat Dissipation Design. Perfect For Upgrading Your Vehicle'S Brake Lighting System With Modern Led Technology While Maintaining Proper Automotive Lighting Standards.