Functions:1. HUION H420 USB Graphics Drawing Tablet， active area 4*2.23"， can be used for editing and drawing on Photoshop and other editing software. Wide used for designer，artist，teacher， student，office people， sales guy， presenter， etc… 2. Compatible with all major graphics application， including Corel Painter，CoreDraw，Adobe Photoshop，Adobe Illustrator， Adobe Fireworks，Macromedia Flash， Comic Studio， SAI， Infinite Stratos，3D MAX， Autodesk MAYA， Pixologic ZBrush and so on. 3. Function as the cursor and the board as the screen，when you move the pen to the corner of the board，the cursor on your screen moves to the corner of said screen etc. 4. Pen scrolling，You can scroll documents and Web pages，by pressing the middle button of the digital pen over the tablet's working area. Main Features:2048 Levels of Pen Pressure SensitivityActive Area: 4 inch x 2.23 inchWireless Digital Pen includedResolution 4000 LPI (Line per Inch);Report Rate 200RPS3 Express/Shortcut/Function keysUSB interface， Plug & Play- don’t need to install driver，very convenient Specifications:Technology: Electromagnetic DigitizerReading Height: 0.6"Supply Voltage : DC5VPower Consumption: 0.35WInterface Support: MINI USBUSB Cable Length: 150cm Dimensions: 176.6mm X 112mm X 7.5mm OS Support above: Windows8/Windows 7/Vista/XP/Mac OS 10.4Compliance CE/FCC/CCC Package includes:StylusUSB CableDigital Pen HolderSoftware CDUser ManualSpare Digital Pen Tips