A traffic monitoring system is provided. The traffic monitoring system comprises: a camera system configured to capture images of vehicles, the camera system comprising a first wireless time receiver configured to receive a wirelessly transmitted time signal; and a light system configured to selectively illuminate the vehicles, the light system being spaced apart from the camera system, wherein the light system comprises a second wireless time receiver configured to receive the wirelessly transmitted time signal such that the image capture by the camera system and the illumination by the light system is synchronized.