The patented, pressure-sensitive pen and hassle-free ambidextrous mouse (with no ball or optical parts) are both cordless and battery-free.
无线及免电池的专利，压力敏感的笔和无障碍灵巧的鼠标（无球或光学部件）。
The patented, pressure-sensitive pen and hassle-free ambidextrous mouse (with no ball or optical parts) are both cordless and battery-free.
无线及免电池的专利，压力敏感的笔和无障碍灵巧的鼠标（无球或光学部件）。
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