GE Personal Security Window/Door Alarm, 4-Pack, DIY Home Protection, Burglar Alert, Wireless Alarm, Off/Chime/Alarm, Easy Installation, Ideal for Home, Garage, Apartment, Dorm, RV and Office, 45174

The simplest security system you will ever use! GE Magnetic Indoor Window Alarms let you know any time a door or window in your house is opened. These easy to install alarms require no wiring and has 4 LR44 batteries included so they can be used...