USB charging: It takes approximately 25-40 minutes for a full charge, and usage time is about 6-8 minutes when fully charged. The product will be opened for inspection. Please refrain from purchasing if you are sensitive to this. Flying Ball Toy, Flying UFO Toy, 360° Rotating Mini Drone with LED Lights, USB Rechargeable, Lightweight, for Children's Day Play, for Children and Adults, Christmas and Birthday Gift, Blue If you buy two, the price will be 2800 yen.