It's Giant and it really flies! Rubber band powered twin propeller Wing span 19", length 20" and height 6". This large scale plane assembles in about 40 minutes and then the fun really begins. A unique ball bearing propulsion mechanism is powered by heavy-duty rubber bands wound by a special electric winder. Flights can reach the same distance as the original-about 120 feet. 4 AA batteries required for Electric Winder.