How to Power Your Arduino

Connect a 9V battery to the Arduino

Written By: Cherie Tan

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Powering your Arduino is a crucial first step in almost any Arduino project.

In this guide, we will show you how to power up your Arduino with a 9V battery. 

Doing so will enable you to begin with your very own creations!

Step 1 Connect a 9v Battery to your Arduino

Connect a 9 Volt Battery to your Arduino using the supplied 9 Volt Battery Snap.
Plug the connector into the external power port on the Arduino
Depending on what you are asking the Arduino to do, the 9v battery can last 10+ hours!