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I use 14500's in my smaller flashlights. They are the same size as a AA battery. You can also get a 14440 to replace a AAA. (Of course the device needs to be ab
by birdman3131 11y ago
I use 14500's in my smaller flashlights. They are the same size as a AA battery. You can also get a 14440 to replace a AAA. (Of course the device needs to be able to deal with the 3.7v batteries.)