Kids can build a customizable blaster with a 10-shot motorized rapid fire trigger that launches each dart up to 75 feet. Load 10 darts at a time and download instructions for six additional blasters to rebuild different designs. The set includes K’NEX rods and connectors, a motorized rapid fire blaster chamber, a 10-dart clip, 10 foam darts, and a quick fit grip that is compatible with the entire K-Force Build and Blast line.