This is the Mini Engine Launch System from Estes. Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. FEATURES: Mini launch rod Use only to launch mini engine powered rockets only One year warranty Instructions and safety code included INCLUDES: One launch base One launch controller (EST302220) One safety key One 15ft. (4.6m) launch cable REQUIRES: Assembly 4 AA batteries (ASCP0302) - for controller COMMENTS: Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities.