Infrared armor manual pan/tilt dome camera, with External adjustable 4-9mm Vari-focal lens, CCD sensor, and 420 lines of resolution. The built-in 4-9mm lens provides an adjustable field of view. The lens is adjusted from the exterior of the camera. 36 Infrared lights allowing it to see up to 98 feet in total darkness! 12 v 500mA regulated power supply not included, sold separately.