The iFaraday Mouthstick is a mouthstick for tablet computer and touchscreen designed for use by individuals with upper extremity disabilities, spinal cord injury, or severe physical disabilities. This touchscreen stylus allows the user to operate devices with capacitive touchscreens with his or her mouth. The mouthstick features a biteable mouthpiece with vinyl tubing on the mouth end and a removable tip module strong enough to press keys on a conventional keyboard. The shaft is made of lightweight aircraft-grade aluminum. OPTIONS: Standard and SALT spare tips. COMPATIBILITY: For use with the Apple iPad, iPhone, iPod Touch or other devices with capacitive touchscreens. DIMENSIONS: Available of lengths ranging from 9 to 18 inches in 1-inch increments.