A mobile computer workstation for use with a computer network is disclosed. The workstation can include a wheeled chassis having a vertical beam that supports a horizontal work surface. An input device tray is located at a front side of the work surface and a bracket located at a rear side of the work surface mounts a display screen to the workstation above and off the work surface. A power unit including a battery charger and a battery is mounted to the chassis and supplies power to the display screen.