TK has combined a PIR with an Arduino to create a smart safety light for the house or workshop. Follow along as this gets built out into a more extensive project.

Here is an ultra simple Arduino Night Alarm project wired around a handful of inexpensive and easily available components. One advantage of using Arduino as a security system is the flexibility!

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. With summer in full swing in North America, finding a way to keep ...

This project solves that problem by hooking up LED lights beneath a bed, then triggering them with a motion controller and an Arduino.