Battery Charger Shake Prank

Just open the app and hand the phone to your friends. He watches cell phone seriously shaken for a few minutes. Mobile phone battery when you hit the alert window that says 100 percent "full cost" more alert window immediately after they have been shown to be said, has been pranked!
Note: This is not true! In addition to playing a joke on your friends, no real use for this app, you will really be the case, you may still need to buy another mobile phone short, I think that can charge the battery of your mobile phone!