Charging battery simulator

Charging the battery - simulator loading pocket poverbank!
To use someone else's phone, as charging poverbank? Set the simulator to a friend on the phone, and pretend to steal energy from his gadget! Energy saving in process!
House dusting old phone, and it would be great to use it as poverbank? Such technology soon will become real, and yet surprise your friends with simulator pocket poverbank.
Battery of your phone or tablet runs out quickly, at hand, no electrical outlets, solar panels or poverbank? Imagine how it would be cool to take a little energy from the batteries of gadgets around!
Memo:
To save and conserve power, turn off unused applications, turn off Wi-Fi and mobile Internet, reduce screen brightness and carry a charger in your pocket! Regularly charge the phone and stay connected!