Our PIR sensor recesses into any ceiling and it will automatically switch your lights on and off when it sensors movement. Why should you get this? Versatile control options! It's designed with a manual override function, allowing you to go preprogrammed or mechanical. Just follow the instructions in the manual to use this feature. This PIR sensor has an adjustable time delay , enabling you to customize your lights according to your preferences. It's designed with infrared motion sensors , which adopt an excellent sensitivity detector and integrated circuit. Comprehensive detection range and distance! This sensor has a 360-degree detection range and a 6-metre maximum detection distance . With this, your light will have more flexibility and a broader scope! 2-year warranty! Top Features: 0.6-1.5m/s detection speed AC:220-240V, 50/60Hz