This is the Mean Machine Flying Model Rocket by Estes®. Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Skill Level 2 Rocket Kit.FEATURES: Over 6 feet tall model rocket comes with an adapter that allows it to be launched with either with D or E engines Flies over 900 feet (274m) A plastic connector allows this rocket to be broke down for easier transportation Laser cut fins Waterslide decals 24" parachute recovery One year warranty Detailed illustrated assembly and launching instructionsINCLUDES: One model rocketREQUIRES: Assembly White or Yellow Glue Finishing supplies Igniters (ESTT2301) Recovery wadding (ESTT2274) Launch controller (ESTT2220) Porta-Pad II launch pad (ESTT2215) *** If using E engines then you will need these 3 items instead of the launch controller (ESTT2220) & launch pad (ESTT2215) listed above E launch controller (ESTT2230) Porta-Pad E launch pad (ESTT2238) 3/16" maxi rod (ESTT2244) Fin alignment guide (ESTT2231) - optional Engines: D12-3 (ESTT1666) - first flight or D12-5 (ESTT1667) or E9-4 or E9-6 4 AA batteries (FUGP4304) - for launch controllerSPECS: Skill level: 2 Length: 79" (200.7cm) Diameter: 1.64" (41.7mm) Weight: 5.8oz (164g) Recovery System: 24" Parachute Projected Altitude: 900ft (274m)COMMENTS: Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger ****Must be 18 years old to purchase E, F and G engine For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities kr2/6/07 updated tlc 9/27/12