Motion sensor triggering light

I want to attach lights of some some sort to chicken wire in the shape of a cloud. I was going to attach it to the ceiling and I want the lights to turn on as people walk under them, how can I accomplish this? In the simplest way possible please!

Hi @Drojas18 and welcome to the forum.

You could use this sensor:
https://www.robotshop.com/en/hagisonic-energy-saving-pir-motion-sensor.html