Exact fit replacement based on original factory specifications - Designed to be an ideal replacement that matches the original headlight control switch in form and function, ensuring seamless fit and operation. Auto On/Off with automatic brightness detection - Set to Auto to enable automatic headlight activation and automatic brightness sensing, delivering hands-free operation when lighting conditions change. Brand new aftermarket headlight control switch - A fresh, aftermarket part that delivers reliable performance and a like-new feel, providing proper control of headlight functions at a practical price. Fast response and reliable performance - Automatic headlight activation occurs in less than 1 second, helping you adapt quickly to changing light conditions for safer driving. What it is - Brand new aftermarket headlight control switch designed as an exact replacement for vehicles that use the original switch and Auto headlight features. Key features - Function: Auto on/off with automatic brightness detection for convenient daytime and nighttime lighting control. - Compatibility: Built to match original factory specifications for a direct replacement in applicable vehicles. - Performance: Quick, sub-second automatic activation ensures dependable operation in changing light. Use scenarios - Scenario 1: Replacing a worn or failing headlight control switch in a vehicle that supports automatic headlights to restore original functionality. - Scenario 2: Restoring automatic headlight operation on an older model that requires an exact factory-spec replacement. - Scenario 3: Routine maintenance or shop service where a reliable, like-new aftermarket headlight control switch is used to standardize repairs across multiple vehicles.