And if you want to help the environment further you can buy solar powered battery recharges. Sun energy is free to all of us.

如果还想更进一步对环境有所帮助，不妨购买太阳能充电器，太阳能是完全免费的。

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With a thin 'power slice' as the solar powered battery, triple flip owners could carry around extra to keep their phone running days without recharging.

带有“瘦”太阳能电池的智能手机，它的用户可以不用充电而让手机整日开机实用。

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It is the first solar-powered plane to carry both a pilot and enough battery storage to power flight through the night.

这是第一架携载了一名飞行员和充足电池储量以提供夜间飞行动力的太阳能飞机。

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The BHN Association, a UNESCO Japanese partner, seeing the positive changes being brought about by the programme, donated over 100 solar battery-powered radio receivers to the indigenous communities in May 2010.

UNESCO: OFFICE IN PHNOM PENH

Now the battery is easily removable and can be charged in all sorts of ways, like clipping it into a charger powered by a car battery or solar panel.

FORBES: Can a network build a potentially huge new product?

As the latest in Goal Zero's portable, solar-powered ecosystem of products, the Switch 8 Solar Recharging Kit can bring back a dead smartphone instantly and replenish your battery in less than three hours.

ENGADGET: Goal Zero's Switch 8 solar charger bundle now available for $100