Extra Large Ergo Touchpad ETP001ELTP Wired USB - Black - Low Profile - Programmable and Multi-Touch with Download of free software - 3.814"X3.080".25" Dimension USB Wired Thin, Super Stable, Secure, Robust, Water Resistant and Reliable 6 foot USB Cable, Only Touchpad Used by US Navy on Submarines PC Multi Touch Gestures by Downloading Free Software, Gestures, 8 Scrolling Options, Speed, Acceleration, Programmable Corner Zone, Programmable Gestures and More!!! Offices, Schools, Restaurant Kitchens, Automobiles, Workshops, Military, Government Hospitals, Kiosks, Hotels, Online Gambling, Ethernet USB repeaters cat 5 cat 6 Low profile Ergonomic Design Helpful for People with Disabilities, Tendinitis, R.S.I. Repetitive Stress Injury, Accident Victims and Recommended by Physical Therapists Capacitive Touch Sensing Means There is No Pressure Needed Just a Feather Lite Touch, Move the Cursor with Ease, No Clicking or Pressing a Button Just a Lite Tap on the Surface for Left Click, Right Click in the Upper Right Corner, or PC Download Free Software for 2 Finger Right Tap and Pan.