Load the darts; pump the priming slide backward and forward; and pull the trigger to fire 1 dart. The nerf elite 2.0 ranger pd-5 blaster has onboard storage for 5 darts; so you can keep additional darts within reach to quickly reload the blaster. Comes with 10 nerf elite foam darts; giving you 5 darts to load into the barrels and 5 darts to store on the blaster so you can reload fast and keep on playing.