Patent ID: 8624521

Claim:
A ground-illuminating lamp for a vehicle rearview mirror, comprising: a remote controller, a control circuit and an illuminating lamp, wherein the remote controller sends out instructions for turning on or turning off the illuminating lamp to the control circuit according to a user's requirements, the control circuit receives the instructions and controls the illuminating lamp to turn on or turn off the illumination, and the illuminating lamp is mounted at a lower portion of the rearview mirror, wherein the control circuit is arranged on any position in the vehicle invisibly as required, or is directly integrated into the remote controller; wherein, the control circuit is also connected to a circuit of a steering lamp, and controls to turn on or turn off the illuminating lamp by sensing whether the steering lamp is turned on or not; and wherein the control circuit further comprises an optical sensor to sense whether the steering lamp is turned on or not by means of a light emitted by the steering lamp, and to transmit a sensed signal to the control circuit.