If you rely on your iPod to rev you up, your batteries had better rise to the task! Extend their lives with a solar charger (find a wide selection at earthtechproducts.com that captures sun rays to juice your mini-jukebox. If you need a quick fix, Batteries Plus, which recycles batteries and also builds custom battery packs for rechargeable products, will swap your battery on the cheap in 24 hours.

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