Battery
工具
下方列出了维修此类别设备所需的主要工具。当然，并不是所有维修流程都需要备齐这个清单。
The Sphero Mini is a robotic ball about the size of a ping-pong ball.
It can be controlled from the Sphero Edu or Sphero Play apps, both free.
It has a quicker acceleration than something like a Sphero BOLT.
