Adding Status LEDs to Our Email Button Device
![](https://www.rickgouin.com/wp-content/uploads/2023/02/nodemcu2-160x160.jpg)
After putting this email button device into service, I discovered that I really wanted some instant feedback to know if the email was sent successfully or not. I decided to add some LEDs into the mix that would illuminate on success or failure. At left you can see a mock […]