Launch control sequence is maintained through the use of an electrical launch controller and a stable launch pad. The Launch Pad features: • Large 24" square launch pad for stability. • Steel blast deflector. • Easy set-up and quick take-down for storage. • Easy adjustment for wind directions up to 20 mph. The Electron Beam Launch Controller requires no assembly, has a 17-foot launch cable with micro clips, a safety key and a compact, hand-held design. Four AA batteries required, but not included.