This article explains how to install the A13J. Installation of the A13J should only be done by an Assistive Technology Professional (ATP).
The A13J is a lightweight alternative drive control you can use with your eyes. This device is designed for people who can no longer use the joystick on their powered wheelchair and do not have a supported eye gaze device.
Video of How to Install the A13J (Desktop)
Video of How to Install the A13J (Mobile)