E-Charge / E-bike

E-Charge to use the power of the bike makes a cell phone charger.

Bike is moving in people's power is pro-environment, and transportation equipment. The natural energy resources when the bike is moving. I do not know how to use it?

In modern life, modern cell phone is always a necessity to carry around. Machangajida have to use a bicycle. E-Charge from the bike to make the exchange electrically charging a cell phone. Also, listen to music through speakers installed on the bike can. Use the E-Charge of the energy used by their use of fossil fuels can reduce.