Recommended for Ages 10 & Up with Adult Supervision for Those Under 12. FEATURES- Build and fly rocket, perfect fo launching in small areas. Complete mini launch system included. 12 in. parachute recovery. Flies up to 200 feet, will not get lost as easy as higher flying rockets. Includes assembly instructions. REQUIRES- Four AA alkaline batteries, Estes engines  1/4A3-3T EST-1502 for first flight, 1/2A3-2T EST-1503. SPECS- Length- 10 in. (254mm), Diameter- .74 in. (18.79mm), Weight- .65oz (18.4g), Altitude- 200 ft., Skill level- E2X.