US Patent 10151444 Electromechanical free prompt light

An electromechanical free prompt light includes a direction divider, a carrier base and a light emitting module. The direction divider includes a main body, and a plurality of reflecting plates in a radial arrangement by regarding the main body as a center. The carrier base includes a platform for erecting the main body, and a plurality of direction divided regions jointly defined by every two adjacent reflecting plates and the platform. The light emitting module includes a plurality of light sources disposed correspondingly to the direction divided regions, respectively, and a controller electrically connected to the light sources.