Small form factor, inexpensive, contact sensor that works great with SmartThings!
I had a little bit more trouble pairing these sensors to SmartThings than I have with other devices, but for the size and price of these sensors, I definitely think they are worth the effort. I'll likely be buying more when I find a new use case. Here is how I paired them with SmartThings: On the contact sensor I pulled the battery tab Used the provided push pin to put in the small hole and hold the reset button down for 3-5s (until a red light started blinking) On the Smart