The Wio Terminal is a cute and powerful device for the internet of things. It has a screen and a fiveway joystick so it can host applications. With the PasswortVault open source software and a small SD card installed, it becomes a secure and user friendly password manager.

There are 4 (or more), lights, one of them is the "server"

They are interconnected without wires via WiFi.

The user connects with the cell phone to this same server via WiFi.

Configure with parameters, ignition time, delay, range of activation distances.

The LED Chaser Circuit is basically a serial switching of LED’s in a continuous manner. ie In a short duration of time they are being switch