Did you know you can generate electricity with a candle? We are using this method to power a fan. It works great and the energy is FREE! Get a free Hulu Plus trial at: http://huluplus.com/household
You can get a Peltier cooler here for pretty cheap: http://amzn.to/Jtl6D9
What kinds of devices would you power with this? Let us know in the comments!