2AA Battery Holder – Brown Dog Gadgets
Connecting Batteries: Serial/Parallel/Serial and Parallel (DC Voltages, Current, and Wattage on Each) - Owlcation
Amazon.com: Popular Mechanics Battery Converters - Aa To C & D Size Battery Converter Case - 4 Pack Battery Adapters - Turns Disposable Or Rechargeable Aa Batteries Into C & D : Electronics
DIY: Home made AA 1.5V Alkaline battery holder (in series) - YouTube
AA Battery Holder with Switch, for battery powered 3V LEDs | Shop Now – Evan Designs
How To Connect Batteries In Series and Parallel
Batteries connected both in series and in parallel - Electrical Engineering Stack Exchange
How to Power a Project - SparkFun Learn
Battery Arrangement and Power | HowStuffWorks
Novice question about wiring AA batteries to 12V Big Rig Horn - DoItYourself.com Community Forums
Soldering Directly Onto a Battery : 4 Steps - Instructables
Amazon.com: funkawa ShockLi Dummy Fake AA Battery, AA Battery Setup Shell Placeholder(4 - Pack) : Health & Household
Use Cheap AA Batteries Instead of Expensive 9 Volt Batteries
Parallel and series connection of batteries - Botland
How to Charge Any USB Device with AA Batteries – Make Your Own Battery Pack!!! | Greg Dolley's Weblog
Connecting Batteries
Running a Raspberry Pi from 6 AA Batteries - Raspberry Pi Spy
BU-302: Series and Parallel Battery Configurations - Battery University
A schematic showing the difference between series and parallel battery packs. Showing how a pair of AA batteries can have different voltage whether connected in series or in parallel. Stock-illustration | Adobe
