![biolite_campstove](http://thingstobuy.net/wp-content/uploads/2019/01/biolite_campstove-1.jpg)
![](http://thingstobuy.net/wp-content/uploads/2019/01/BioLite-CampStove.jpg)
This wood-burning camp stove uses thermoelectrics to create electricity from a fire. Obviously, you can use it to fire up a hot pot of coffee or soup, but this camp stove actually generates 3 watts of useful electricity for USB charging of LED lights, mobile phones, and other devices.