Ooma Door and Window Sensor (OHCA1DOORWSCA)

When it comes to locking up your home, stop second guessing yourself with the Ooma Door and Window Sensor. Ideal for any windows, entryways and other areas intruders might gain access, this sensor works with Ooma Home Security to alert you if anything is opened unexpectedly. It also lets you know if you've left a window or door ajar.