1. Meet An Emergency
Whenever you are, no need alternating current, you could charge your mobile phone in time, and could talk with others when charging.
2. High Effect, Save Resource
Charging 100-180mins, the charger could transfer the resource from the single AA to mobile phone battery. And could get the phone keep waitting 24 hours or talking 100-180mins.
3. Modern And Portable
Special designed, modern style, smail size(size bigger than AA a little only) portable
