Features: Upgrade your car lighting systems with this intelligent headlight control switches featuring automatic brightness adjustment based on ambients light, ensuring 20% enhanced illuminations and safe nighttime driving through perfect OEM circuit integration. Crafted from heat resistant ABS with alloy reinforced components, this heavy duty truck switches withstands 50,000+ operations and extreme temperatures while maintaining corrosions resistant durability for select models. Designed specifically for owners hauling heavy loads or navigating long distance routes, this switches deliver good performances for commercial driver and adventure seeking truck enthusiasts. Maintain optimal visibility during sandstorms, or low temperature conditions with weatherproof construction that prevents flickering and ensures consistent headlight operations in harsh environments. Every switches undergoes rigorous quality testing to ensures sensitive contact points and ergonomic operations, reducing driver fatigue through intuitive controls that prioritize road safety during extended journeys. Specifications: Part number: 5C3Z11654FAA 15633734 HLS1150 1S9925 Component: Plastic Applicable models: for F350, F450, F550 2005-2007 Package Includes: 1Piece Headlight Control Switches note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.