African Entrepreneurs’ Bike Powered, Phone Charging Dynamo

In an inspiring bit of can-do from southern Africa, two electrical engineering students at Kenya’s Nairobi University have built a cellphone charger that uses energy generated from riding a bicycle.
Cellphone use in Kenya has gone from 200,000 in 2000 to 17.5 million today. But in a country with intermittant electricity, Kenyans routinely pay the equivalent [...]

Source: http://www.TriplePundit.com: African Entrepreneurs’ Bike Powered, Phone Charging Dynamo