Make battery hassles a thing of the past with this wireless keyboard that is powered by indoor or natural light, plus can stay charged for up to three months. Light-check hot key clearly indicates if it's receiving enough light and ready to use. Long-range wireless connection virtually eliminates delays, dropouts and interference, so you can work and play in more places. Setup is as easy as plugging the wireless receiver into a USB port on your computerno software required. Tiny Logitech(R) Unifying receiver is small enough to stay plugged in, reducing the chances of it getting lost. Concave keys feel good to the touch and make every keystroke comfortable, fluid and whisper-quiet. Wired/Wireless: Wireless; Maximum Wireless Range: 30 ft; Connector/Port/Interface: USB. Includes K750 wireless solar keyboard, unifying receiver, wireless extender and cleaning cloth. Keyboard is powered by light, instead of batteries. ---- 1. 海外直輸入品となりますので、新品であっても、パッケージに多少のダメージがある場合もございますが、商品本体には問題ございませんのでご安心ください。2. 日本国内でのメーカーによる製品保証等は適用されません。3. パッケージや、説明書等は、英語表記となります。