When an intruder enters the area of protection, it this barking dog alarm automatically begins barking like an angry dog. From outside, it sounds like you have a very unfriendly dog inside.
With his electronic radar eyes, the Electronic Security Dog can "see" through thick doors, walls and glass. And once his cord is plugged in, he'll stay on duty around the clock, indefinitely. The Electronic Security Dog can protect homes, apartments, mobile homes, RV's, jewelry stores, hotels, factories, warehouses, public and private buildings of virtually every kind.