Reducing Arduino Power Consumption

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Contributors: Alex the Giant

Resources and Going Further

More information on low-power modes and options can be found in the datasheet for the 328P.

For more power-related fun, check out the following SparkFun tutorials.

How to Build a Remote Kill Switch

Learn how to build a wireless controller to kill power when things go... sentient.

Qwiic Single Relay Hookup Guide

Get started switching those higher power loads around with the Qwiic Single Relay.

Single Cell LiPo Battery Care

This tutorial will go over how to safely charge, connect, disconnect, reinforcing the cables, and handle single cell LiPo batteries.

Breadboard Power Supply Kit 5V/3.3V Quickstart Guide

Quick start guide for the Breadboard Power Supply Kit 5V/3.3V