Description: Technology Electromagnetic Digitizer Active Area 4 x 2.23"" Resolution 4000 LPI(Line Per Inch) Report Rate 200RPS Pen Pressure 2048 Levels Reading Height 0.6"" Supply Voltage DC5V Power Consumption 0.35W OS Supportor above Windows8/Windows 7/Vista/XP/Mac OS 10.4 Interface Support USB USB Cable Length 1.5M Compliance CE/FCC/CCC Features: 1.Wireless Pen input makes a huge difference Thanks to Huion H420's ergonomic pen and textured work surface, you'll enjoy the freedom and familiar feel of pen on paper. It's time to drop the mouse and trackball and go with pen input for creativity's sake. 2.Annotate for Word Allowing handwritings, annotations with the Tablet Pen on Microsoft Word. Apart from graphic applications, Huion Signature Pad 420/H420 is also widely used in Microsoft Word for annotation, which is indeed useful for office workers. 3.Easy and convenient Huion Signature Pad 420/H420 is a professional graphic designing tool that simply packs everything needed. You can edit photos professionally wherever you want as its easy and convenient to bring along. Contents: 1 x Huion 420/H420 Tablet 1 x Battery Pen (AAA battery needed but NOT included) 1 x Pen Nib Remover 4 x Pen Tips 1 x User Manual