SparkFun Breadboard Power Supply Stick - 3.3V/1.8V General, Sparkfun Originals Tools & Home Improvement Once anchored to a PCB

Once anchored to a PCB or within a pocket

It’s also a great educational tool for showing a range of functionality without having to get out the computers

it sips power with just 4mA current draw at 5V so it’s great for mobile applications

you can determine altitude

that’s it

SparkFun Breadboard Power Supply Stick - 3.3V/1.8V General, Sparkfun Originals Tools & Home Improvement Once anchored to a PCBThis is a very simple board that takes a 4 9V input voltage and outputs a selectable 1. 8V or 3. 3V regulated voltage. All headers are 0. 1" pitch for simple insertion into a breadboard. Input power can be supplied to either the DC barrel jack or the two pin header labeled + and . Output power is supplied to the pins labeled GND and VCC. Board has both an On Off switch and a voltage select switch (3. 3V 1. 8V). The two sets of four GND and VCC pins