Each blade has undergone a precise dynamic balance test, resulting in less flight noise, higher aerodynamic efficiency, lower power consumption, and improved endurance Smoother,Responsive and Quieter Flight.strong and light weight, good endurance and rigidity Which give your UAV more personality and charm and make your UAV more noticeable in the air，As a good replacement for the damaged or old ones Every idea, every revolutionary leap that changes our world starts with a vision. gives these creatives the tools they need to bring their ideas to life Long use time and，lightweight, a must for beginners and junior users.materials for good，quality and excellent performance.Very easy to install and remove, convenient in use.