Go Control Essential Z-Wave Home Security Suite – $42.71

Amazon has a pretty good deal on some Z-Wave sensors for those of us slowly building out our home automation stuff.
Kit includes (2) Door sensors and (1) PIR motion sensor.
https://www.amazon.com/gp/product…UTF8&psc=1
Door sensors can also be used for other neat things other than just a door.
http://www.vesternet.com/knowledg…cal/kb-103
I’ve used one to detect whether not I am on my computer chair in my home office, if not, after 5 minutes turn off my office light. Works pretty well.