Use Ken-A-Vision's Digital Vision Viewer Document Camera to show clear, up-close images of small visual aids to your entire class. Simply install the included software on your computer, attach this easy-to-use document camera to your computer with the built-in USB cable and it's ready to go. The swivel head and flexible neck give you a wide range of motion, so you can make sure students see objects and demonstrations from every angle. High resolution and easy focus give you crisp images, and real-time video allows you to show motion clearly and precisely. With features like image capture, time-lapse video, rotate and more, this document camera will meet all your presentation needs.