Now you can deter robbery, theft, and vandalism without the high cost of a real security camera. When placed in your home or business, even the most sophisticated criminals will think the premises is guarded by a high-tech surveillance system and go in search of an easier target. In fact, this is an actual dome surveillance camera that has been modified into a "dummy" or fake security camera. This dome dummy camera is designed to imitate the small, high tech security cameras on the market today. This unit contains a flashing red LED light which draws extra attention to the camera, particularly at night. Installs quickly and easily to the ceiling or wall using the included screws. The base measures 131mm across, 105mm high Requires 2 "AA" batteries.