વહેંચાયેલ ઓડિયો

He mounted a custom drone frame onto a small umbrella, then connected a battery and controller so the propellers could lift it. He also included a camera to sense where people are standing, while software inside tracks where you’re moving and adjusts each motor’s speed to keep it a few feet above you as you walk. But if the wind blows too strong, it might fall right onto your head.