The DM-DO-IR-420HI is an affordable indoor Dome security camera with Infrared (IR) LED for complete darkens. Its 3.6mm fixed lens give you wide angle of view, and it's high quality 420 TVL CCD will give you crystal clear picture. Its 23 IR LED's will illuminate up to 100 ft and with the low light sensitivity you will be able to see in complete darkness. The unique case structure enable the installer to mount the camera on wall as well as on ceiling, and to adjust the lens to almost any angle and any point of the viewed area. This security camera work on 12V DC. 2 year warranty