Boyo VTM43TC 4.3 OE style rear view mirror monitor with compass & temperature Auto Adjusting LCD Screen; Dims at night; Brightens at daylight;2 video input; Reverse trigger wire; Super brightness screen with auto adjusting brightness The screen automatically dims in the night and brightens in the daylight;480x272 RGB resolution Adjustable parking grid line to fit any vehicle specs; Includes universal fixed mounting bracket; Temperature; Compass Touch button control