Home Alarm System With Magnetic Sensors

Alert yourself to uninvited guests with this easy-to-install alarm system that features magnetic sensor technology. Simply mount the unit on any door or window frame it's battery-powered so no wiring is needed! When the door or window opens, the magnets separate and a built-in 110db alarm sounds immediately. Features 3 settings: instant, 10-second delay and chime. The unit also includes a direct-access panic button, plus instructions for mounting and creating a personal security code. Req. 3 AA batteries (sold separately). Plastic. Approx. 3 1/4"L x 1 1/2"W x 5 1/2"H.