Not all motion sensors work the same way. This article takes a look at the three main types: Passive Infrared (PIR), Microwave, and Dual-Technology sensors. You’ll find out how each one detects movement, where they make the most sense, and what mistakes to avoid when choosing one. Expect practical tips, a few surprising facts, and advice that’ll help you pick the right sensor for your space. If you want your motion lights to work flawlessly, you’re in the right place.