The Lorex VQ2120 adds night vision capabilities for B/W cameras that aren't equipped with IR illuminators. It can also be used to extend the viewing range of IR cameras which typically cover a distance of only up to 10-15 feet. When light levels fall, this unit auto activates its 68 built-in IR LEDs, illuminating a distance of up to 35-40 feet of complete darkness. This unit includes a power supply and metal mounting bracket, and with its weatherproof casing can be installed indoors or outdoors.