This is the QCC Explorer Model Rocket Kit from Estes®. Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Skill Level 4 Rocket Kit. FEATURES: Soars up to 1225ft (373m) C, D & E engines Each simulated air intake/fin assembly is constructed from 12 interlocking laser cut balsa pieces Plastic molded exhaust cone 18" parachute recovery One year warranty Detailed illustrated assembly and launching instructions INCLUDES: One model rocket REQUIRES: 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 (ESTT224) Engines: C11-3 (ESTT1622) - first flight D12-5 (ESTT1667) E9-4 E9-6 4 AA batteries (FUGP7300) - for launch controller Paint SPECS: Skill level: 4 Length: 35" (88.9cm) Diameter: 1.64" (42mm) Weight: 5oz (141.2g) Recovery System: 18" parachute Projected Altitude: 1225ft (373m) 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 **** Must be 18 years old to purchase E engine