There is already technology that will can save your phone's location if its battery dies or can send text messages after the power has gone, but what if you could buy a phone that never lost power again because it was permanently on charge?
It sounds too good to be true but that's the idea behind a revolutionary technology called Wysips that converts energy from both artificial light and sunshine into electricity that can be used to keep your mobile alive.
It uses light-collecting crystals that can be fitted beneath or on top of the screens of phones, tablets and even smartwatches, and early prototypes have been able to convert 10 minutes of light exposure into four minutes of extra battery life.
Read more: MailOnline
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