2.8-12 mm Varifocal AHD Camera High definition ahd camera for professional video surveillance For outdoor but also indoor. Very convenient as the bracket is included with the camera body. Varifocal lens, you can change and zoom the focus of the lens from 2.8mm up to 12mm. Essential product for the surveillance of your home or your business. You can connect it directly to a monitor or connect it to a surveillance system with DVR. Features DC 12V power supply System PAL Lenses from 2.8mm to 12mm