Other related sites

Page last updated at 12:41 GMT, Friday, 11 January 2013

AA battery 'powers mobile phone for 15 years'

Advertisement

It always seems to be when a phone is needed most that its battery decides to die but one company believes a spare device could be the answer.

Dan Simmons looks at a phone which runs on a single AA battery and can last - if it is left off until needed - 15 years without running out.

Also, Marc Cieslak looks at a how one device can make a phone feel all shook up.

Follow the Click team on Twitter @BBCClick. And join the conversation on Google+ or Facebook.

SEE ALSO

Story Tools

Editor's Choice

PRODUCTS & SERVICES

Americas Africa Europe Middle East South Asia Asia Pacific