Huion 4 x 2.23 Inches OSU Tablet Graphics Drawing Pen Tablet - 420 A mouse alternative, adequate for OSU! gaming, document signing, causal art work editing, inking, sculpturing, and more Active Area: 4 x 2.23 inch, Item Demension: 6.96-by-4.40 inches; Easily fits into a laptop case pocket or in a briefcase, portable carrying on the go or on a trip Resolution 4000 LPI; Report Rate 200RPS; Pen Pressure Level: 2048; Comes with a digital pen that has two customizable buttons, needs one AAA battery to operate, battery not included Small and compact, easy to balance on your lap; Can be used for both left and right handeds OS compatibility: Windows 10, Windows 8, Windows 7 and Mac 10.8.0 or above; 1 year warranty