Auto Dimming with Compass/Outside Temperature and HomeLile wireless control system. This mirror also supports the displaying of the backup camera. Replace the clutter of hand-held transmitters used to activate garage doors, gates, home lighting and more. The HomeLite Wireless Control System - conveniently integrated into the automatic-dimming rearview mirror with compass and outside temperature. The HomeLink - equipped mirror memorizes the codes for up to three radio-frequency (RF) devices, eliminates lost transmitters or replacing transmitter batteries and is compatible with many RF- controlled devices on the market.