http://www.supercircuits.com/Security-Cameras/Infrared-Security-Cameras/ - An infrared security camera can see up to 240 feet in complete darkness (240 ft IR range). Infrared camera buyers look for cameras with 560 lines of resolution with 0.01 lux low light rating. Some IR camera stores provide delivery, which allows the cameras to arrive on the same business day when ordered before 3pm.