This Dome Dummy Camera is designed to imitate the small, high tech security cameras on the market today. This unit does not contain a flashing light. However, it appears that the camera has infrared. For those who want a flashing light, we offer the SWDDCL and the SWDDCMAL which are similar and features a flashing LED light. Installs quickly and easily to the ceiling or wall using the included screws. Dimensions are 3 inches x 3 3/4 inches x 3 inches.