720P 1MP HD PC Webcam USB Camera with Manual Zoom Varifocal CS Mount Lens, MJPEG 30fps Auto Foucs HD Webcam for PC Skype Video Calling Recording 1) 1PC 720P aluminum case usb camera with 2.8-12mm /5-50mm varifocal lens, CS 4/6/8/12mm lens optional 2) 1PC 3m usb cable( 2m/1m/5m optional) Applications: Car and ship control, electronic equipment, oil field equipment, industrial equipment, remote site monitoring, environmental monitoring, etc. used for all kinds of machine as below: machinery equipment, all-in-one machine, POS equipment, STB, smart box TV BOX, advisement player, LED display, automatic vending machine, safety box, notebook, video door phone, MID, Tablet external, evaluator, Medical Equipment, on-the-spot law enforcement, door bell and button system, cat-eye system, simple security system, teaching system, Interactive system, automobile data recorder. Project video capture, credit card machine, attendance machine, Voting system, High speed video shooting Device, exam system, Driving learning system, Industrial camera, biological microscope, box inside surveillance, micro HD surveillance, endoscope, Medical auxiliary equipment, etc.