SparkFun Breadboard Power Supply 5V/3.3V Shipping:2-4 Weeks At the other end of

At the other end of the Coulomb Counter you'll find a header with six pins

and keep them organized

Thing Dev Schematic

3V or 5V (selectable)

SparkFun Breadboard Power Supply 5V/3.3V Shipping:2-4 Weeks At the other end ofHere is a very simple breadboard power supply kit that takes power from a DC wall wart and outputs a selectable 5V or 3. 3V regulated voltage. The . 1\" headers are mounted on the bottom of the PCB for simple insertion into a breadboard. Pins labeled VCC and GND plug directly into the power lines. The lone pair of pins have no electrical connection but help support the PCB. There are two pins available within the barrel jack footprint. Any stripped +