Amazing DIY hack Flying Butterfly, How to make a butterfly robot run on a rubber band

Hello friends Today we take a look: How to make a butterfly robot run on a rubber band, fly extremely long and beautiful. No motor or any engine is needed, but we can still make a butterfly robot that can fly extremely fast, long and beautiful. That s great, isn t it It can be a best gift for Valentine s day or Birthday Please subscribe to my channel to support me. Thank you for watching