Genrc 2 Spool Turbofan Jet Engine Model - Fully Functional W/ Diagram Instructions  (Multicolor)

Jet EngineConstruct a fully functional model of a 2-spool turbofan engine! Motorized model shows how a jet engine works, and features independent low- and high-pressure turbines, illuminated combustion chamber, and jet-engine sounds! Includes step-by-step instructions with diagrams, and everything you need to build your own engine. Uses 3 AA batteries, not included. Approx. 9.5" x 8.5" x 6" assembled. 2 Spool Turbofan Jet Engine Model - Fully Functional w/ Diagram Instructions