Watchdog Door Knob Alarm Item Code: WDK  E-mail this product to a friend

Scare Off Unwanted Intruders. Piercing Siren & Barking Dog Sound. Inexpensive way to keep your home safe and secure. Requires NO special wiring. Simply hang on the inside door knob. System works even if the intruder comes within inches of the knob. Ideal for any door knob...at home, office, dorm, hotel room...anywhere. Uses 1 - 9 volt battery.