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Step 9Testing
The silkscreen marks which wire is positive and negative. Put the proper leads to any AA battery, dead or new, and see the LED light!
This is a great way to get compact LED lighting, using a minuscule circuit and one AA battery. The circuit operates off of "dead" AA batteries, making it a great way to reuse your old AAs.
Pick up a kit at www.thejoulethief.com and have fun!
This is a great way to get compact LED lighting, using a minuscule circuit and one AA battery. The circuit operates off of "dead" AA batteries, making it a great way to reuse your old AAs.
Pick up a kit at www.thejoulethief.com and have fun!
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