With an integrated hood, the product supports snapshot triggered by video, coil, radar, laser, etc. Based on intelligent algorithms for license plate recognition, vehicle color recognition, vehicle type recognition, vehicle-logo recognition, face detection, and no safety belt bearing, it can detect and records illegal acts such as running a red light, not driving on the expected lane, overspeed, driving on a full line, reverse driving, turning left or right or driving straightly when not expected, driving on a single yellow line or double yellow lines, illegal parking, and driving on an exclusive lane when not expected. It can be widely used at the entrances and exits of urban roads, express ways, expressways, bridges, tunnels, and other important areas.