Since the day charge the phone battery will not become a problem with this invention

Charge the phone battery will not become a problem with this invention, there is hardly a person who has a smart phone is not a time in his life, at least in trouble because of the force of the battery using his time in desperate need him. Despite the great technological development, but the challenge of extending battery life remains irks manufacturers of phones until writing these lines. Fortunately, human creativity has no boundaries, it was able US researchers "set AMPY" Chicago of the device industry on a tray mounted on the arm or waist or leg, or placed in a bag shape, and allow to capture the kinetic energy generated by the body converts it to electrical energy stored in the device's battery, for the benefit of the phone when needed. And confirms the inventors that the new device can charge the battery smart phone and make it operates for three hours in the period is estimated at 30 minutes of jogging or one hour of walking on the bike or in the 10 thousand distance step of the walk, as can the same effort from the operation of the smart watch for a full day.