The IR 3100CW is a very affordable security camera with 84 Infrared LEDS to give you a 150FT range in total darkness. The IR 3100CW has an AGC, BLC, and a day & night timer. The Electronic shutter speed can refresh at a rate from 1/60 to 1/100,000. It also controls the AGC and white balance for a clear picture. The 84 IR LED's give you a 0.0 lux during the night. This security camera is perfect for low lighting conditions. For the cost of the camera why not use the IR 3100CW for your next installation needs.