主权项 |
1. A passive stylus, comprising:
a conductive body having a tubular structure and portions defining a receiving chamber therein, one end of the conductive body having a touch-control portion ; and a power supply, comprising:
a battery unit disposed in the receiving chamber of the conductive body; anda power connector electrically connected to the battery unit; wherein when the power connector is connected to an electronic device, the battery unit electrically charges the electronic device. |