HANGING DOOR ALARM BUY ONE GET ONE FREE (Item #36830)

Deter unwanted intruders Hanging door alarm is an inexpensive way to keep your home safe and secure. Simply hang on the inside door knob – no special wiring needed. Piercing 130 decibel siren is loud enough to alert others of possible intruders while scaring burglars. Use at home, dorm room, office, hotel or anywhere you want extra security. Requires one 9V battery, not included. Plastic, 8 x 1 3/4 x 1". Not for use on metal doors.  Please only add one item to your cart and we will automatically add your free additional item to your order; it will not show in your shopping cart.