Advanced PenTech 3.0: Upgraded from PenTech 2.0 to PenTech 3.0, Inspiroy 2 art pad offers amazing precision & control over every line with no noticeable lag & wobble, just like a standard pen. Ergonomics Pen Design: The new digital stylus PW110 is improved designed with slimmer body, soft silicone grip & accessible side buttons for better ergonomics & comfort.