Description: A car is fast approaching from the rear. Headlights begin to blind you. No worries. The Automatic-Dimming Mirror darkens to reduce the glare. Reduced glare reduces nighttime eye strain Automatically adjusts for all light conditions Replaces the standard rearview mirror Disclaimer: If any items required for installation are not purchased or already on your vehicle, it may necessitate these items to be purchased separately at the time of installation.