In the previous chapters, we used Arduino boards and other components to build home automation systems from scratch. In this chapter, we are going to take another approach to building home automation systems.
We will take a basic power switch that you can easily buy off the shelf in stores and hack it by inserting an Arduino system inside it. This way, we are going to build a USB-controlled power switch based on Arduino.
The following will be the major takeaways from this chapter: