If three AA batteries are wired in series (as in a flashlight) is the result just a stronger 1.5 volt, or do they add to make 4.5 volts? - Quora
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Hack That Battery Pack! ( Also, a Small Lesson in Series, Parallel, and Series-parallel) : 4 Steps - Instructables
![AA Alkaline or Lithium Single Cell Battery Scheme. Battery Inside Cut Diagram Stock Vector - Illustration of battery, inside: 148903438 AA Alkaline or Lithium Single Cell Battery Scheme. Battery Inside Cut Diagram Stock Vector - Illustration of battery, inside: 148903438](https://thumbs.dreamstime.com/z/aa-alkaline-lithium-single-cell-battery-scheme-inside-cut-diagram-isolated-vector-illustration-148903438.jpg)
AA Alkaline or Lithium Single Cell Battery Scheme. Battery Inside Cut Diagram Stock Vector - Illustration of battery, inside: 148903438
![GMCELL AA and AAA Batteries Combo Pack, 1.5V Volt Alkaline Battery Variety Organizer 100 Count (40x Triple A, 60x Double A) GMCELL AA and AAA Batteries Combo Pack, 1.5V Volt Alkaline Battery Variety Organizer 100 Count (40x Triple A, 60x Double A)](https://m.media-amazon.com/images/I/61LOYJCx6FL._AC_UF894,1000_QL80_.jpg)