The invention provides a type of rear-view mirror with auxiliary lighting for reverse and open door alert lighting. The invention consists of an illuminator installed at the bottom of a rear-view mirror, with the illuminator supplied with a power supply unit, two power circuits, a control unit, and a light-emitting element. One of the power circuits is linked to the sensor in the reverse gear while the other power circuit is linked to the sensor in the door handle. Therefore, the invention will provide a better light source for drivers trying to back up their cars during nighttime as well as a wide range light source when doors open to alert upcoming traffic so as to prevent collision by upcoming motorcyclists or bicyclists.