When backpacking, I might carry a MagLite flashlight or something similar that requires two AA batteries. I tend to favor rechargeable batteries for a variety of reasons. How can I recharge my ...
Taking a five day hike, and I want to take a bazillion pictures. It would be nice to have the compass & GPS functionality too, and I want something really small. The obvious choice is my iPhone....
I'm looking to buy a flashlight/torch (or build my own even if that works out cheaper), and am looking to take the following into consideration: Good battery life (LEDs would probably suit best in ...