This Item is amazing it can replace a broken garage door sensor, or use it in your inventions. It can work NC or NO by moving a little jumper. This one comes with everything you see in the pictures.
Check out the help video
https://youtu.be/DbQWNw-ZdBE
Distance: Indoor 20m, Outdoor 10m
12V DC
49.2 x 76 x 21.6mm