A mobile battery that could be charged by spinning it around your fingers .
![[Image: 5z4sU.jpg]](http://i.imgur.com/5z4sU.jpg)
The concept design promises quick charging in places where a wall socket is not available to charge your mobile phone. Based on the specs presented, it requires you to rotate the device approximately 130 times to get enough power to make a call for about 2 minutes.
![[Image: cfdPz.jpg]](http://i.imgur.com/cfdPz.jpg)
At standby, the juice generated from revolving the battery could last for around 25 minutes.
Although there's a little flaw in the calculations of power generated, this finger powered
mobile phone battery charger is a possible green solution to minimize usage of electricity and could revolutionize mobile phones and other similar gadgets that requires battery for power.
How this stuff work?
![[Image: YfGpM.jpg]](http://i.imgur.com/YfGpM.jpg)
The concept design promises quick charging in places where a wall socket is not available to charge your mobile phone. Based on the specs presented, it requires you to rotate the device approximately 130 times to get enough power to make a call for about 2 minutes.
At standby, the juice generated from revolving the battery could last for around 25 minutes.
Although there's a little flaw in the calculations of power generated, this finger powered
mobile phone battery charger is a possible green solution to minimize usage of electricity and could revolutionize mobile phones and other similar gadgets that requires battery for power.
How this stuff work?
![[Image: 1VXVt.gif]](http://i.imgur.com/1VXVt.gif)
![[Image: An9XX.gif]](http://i.imgur.com/An9XX.gif)
