The Acrobat Short Arm is a video magnifier designed for use by individuals with low vision. This unit features a full-color, auto-focus rotating camera that enables the user to read, write, self-view, and magnify images at any distance. The three-in-one camera is free-standing and offers great stability for self-viewing, distance viewing, and near viewing with a true mirror image. Other features include automatic memory, magnification up to 72 times, auto focus, seven viewing modes, horizontal line markers, dual keypad, remote control, focus lock, object locator, and laptop or personal computer compatibility (additional optional hardware required). POWER: Uses standard household current. A battery operation option is available. WARRANTY: One-year warranty with a 30-day money-back guarantee.