Thing Plus Dual-Port Logging Shield Hookup Guide
Contributors:
Ell C, 
PaulZC
PaulZC 
Resources and Going Further
Need more information? Check out some of the links below:
Check out these other power related tutorials from SparkFun:
Uh-Oh Battery Level Indicator Hookup Guide
Learn how to assemble and use the TL431 in the Uh-Oh Battery Level Indicator Kit.
Powering LilyPad LED Projects
Learn how to calculate how many LEDs your LilyPad project can power and how long it will last.
What is a Battery?
An overview of the inner workings of a battery and how it was invented.
Hookup Guide for the SparkFun RedBoard Artemis ATP
Get started with the RedBoard Artemis ATP - all the functionality of the SparkFun Artemis module wrapped in the Mega Arduino Footprint