You can use AAA batteries instead of AA on your remote control and gamepad. All you need to make the conversion is tin foil.
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Alkaline AA batteries (LR6) - 4 pack : ID 3349 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Power your household with Rayovac High Energy AAA Alkaline Batteries. Engineered for long-lasting performance, these Rayovac AAA batteries are ideal
Rayovac High Energy AAA Batteries (60-Pack), Alkaline Triple A Batteries 824-60PPJ - The Home Depot
AA Battery Powered Cell Phone : 6 Steps (with Pictures) - Instructables
Why aren't there Lithium Ion rechargeable batteries in AA and AAA sizes? - Quora
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