If you're just getting started in the hobby or you're planning to teach a new pilot   count on Evolution's unique Trainer Power System for the most beginner-friendly starting on the planet. It's so convenient and easy to use that we include one in every Hangar 9 trainer. Everything you need comes in one convenient   affordable unit. Engine   spinner   prop   glow plug - it's all there and designed specifically to get a beginner pilot into the air quickly and easily. Just 2 or 3 flips of the prop   and it's running smoothly and quietly.