Action camera is a small video camera made for sticking to a person while playing sport or traveling on a vehicle. This kind of camera is for used for filming an event in a way that people watching the film feel like they are looking from the eyes of person who are doing activities in the event themselves (first-person perspective). While action camera is made for filming, it can also take pictures. All films and pictures it took will be kept on a tiny card that you can pull them out and watch them later.