Here is another Nest product you can try to make your home smarter. The Nest Secure Home Alarm System consists of a Nest Guard, Nest Detect, and Nest Tag. The security base has the alarm and serves as a motion sensor. Nest Detect can be put on a window or door to track motion and open/close movement.
Nest Tag is a compact fob that makes arming and disarming Nest Secure without a passcode easy. The starter pack costs $499.