Add the convenience of auto dimming to reduce glare from headlight of vehicles approaching from behind;Installation is easy--attaches to existing button (new button also included);Dual map lights provide downward illumination that won't interfere with driver's vision;Features a digital compass, temperature readout, and dual map lights;Ice Warning flashes when outside temperature drops below freezing

• CIPA 36500 Wedge Base Auto Dimming Rearview Mirror with Compass, Temperature and Map Light

CIPA 36500 Wedge Base Auto Dimming Rearview Mirror with Compass, Temperature and Map LightCipa USA