Wacom Cintiq 6D Art Pen - digitizer pen ( ZP-600 ) Offers 360 degrees of barrel rotation Includes both hard plastic and felt nibs for different "feels", and 1,024 levels of pressure-sensitivity Patented cordless, battery-free technology for reliable and consistent operation For use on Intuos3, Cintiq 21UX, Cintiq 20WSX &amp; Cintiq 12WX tablets (not compatible with Intuos, Intuos2 or Intuos4 tablets) Includes pen stand