This compact, attractive Magnetic Door/Window Alarm uses magnetic affinity to initiate its 110 decible siren. The base of the alarm is bolted to a door or window frame, and the actuator is connected to the door or window. When the door or window is opened, the alarm is activated. Works great on any type of door or window, particularly those hard to protect sliding glass doors. Requires 3 lithium button cell batteries (included).

Price : $9.95  MSRP: $14.95  You save: $5.00