Secuobs.com : 2012-07-16 17:56:46 - adafruit industries blog - UPDATED TUTORIAL Li-Ion LiPoly Batteries If you want to take your project portable you ll need a battery pack For beginners, we suggest alkaline batteries, such as the venerable AA or 9V cell, great for making into larger multi-battery packs, easy to find and carry plenty of charge If you want to go rechargable
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