Similar to the Portable USB Charger we showed you a while ago, but much prettier, the MintyBoost is a DIY USB charger in an Altoids gum tin.
How long will a pair of AA's run your video iPod? How about 3 hours. That sound pretty good? Head over to instructables to see a detailed step-by-step and make one yourself. There's even a kit available you can purchase.
MintyBoost kit [Adafruit]