Abstract: An automobile light emitting device includes a plurality of light emitting members, a control unit and an electric connection circuit. Each light emitting member is installed at an external peripheral surface (such as a fender, a wheel arch panel or a wheel housing panel) of an automobile wheel, a door handle or a door handle recess of a car door, or a car roof (such as a car antenna, a convertible top rack or an automobile shark fin), and the control unit is linked to an automobile signal light control circuit or a central lock control unit for controlling and turning on each light emitting member timely to achieve the goals of providing warnings, safety, and convenience to users, allowing the users to find their cars easily and reduce the occurrence of car accidents effectively.