# Adafruit IO Basics: Digital Output ## Overview ![](https://cdn-learn.adafruit.com/assets/assets/000/025/083/medium800thumb/adafruit_io_P1040260.jpg?1448317883) This guide is part of a series of guides that cover the basics of using Adafruit IO. It will show you how to turn a LED on and off from Adafruit IO using any modern web browser. If you haven't worked your way through the Adafruit IO feed and dashboard basics guides, you should do that before continuing with this guide so you have a basic understanding of Adafruit IO. * [Adafruit IO Basics: Feeds](../../../adafruit-io-basics-feeds) * [Adafruit IO Basics: Dashboards](../../../adafruit-io-basics-dashboards) You should go through the setup guides associated with your selected set of hardware, and make sure you have internet connectivity with the device before continuing. The following links will take you to the guides for your selected platform. * [Adafruit Feather HUZZAH ESP8266 Setup Guide](../../../../adafruit-io-basics-esp8266-arduino) If you have gone through all of the prerequisites for your selected hardware, you are now ready to move on to the Adafruit IO setup steps that are common between all of the hardware choices for this project. Let's get started! - [Next Page](https://learn.adafruit.com/adafruit-io-basics-digital-output/getting-started-with-adafruit-io.md) ## Featured Products ### Raspberry Pi 5 - 4 GB RAM [Raspberry Pi 5 - 4 GB RAM](https://www.adafruit.com/product/5812) The Raspberry Pi 5 is the newest Raspberry Pi computer, and the Pi Foundation knows you can always make a good thing _better_! And what could make the Pi 5 better than the 4? How about a _faster_ processor, USB 3.0 ports, and an updated Gigabit Ethernet chip with PoE... 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