The latest ways to charge your cell phone

Speakers use electricity to generate sound waves and now scientists from Korea have used zinc oxide, the main ingredient of calamine lotion, to do the reverse – convert sound waves into electricity. They hope ultimately the technology could be used to convert ambient noise to power a mobile phone or generate energy for the national grid from rush hour traffic.

 The orange power pump not to blow air but to charge your cell phone in an easy way.

Your cell phone can be charged simply in sunlight,having solar cell in it.

Orange Power Wellies - power collected in the power generating sole is generated via a process known as the Seebeck effect.