Smart: Turn any screen/display (TV, monitor, projector screen) to an interactive digital whiteboard by connecting to your PC (with Win XP, 7, 8, 10, 11, not support IOS) . You can use the E-pen as a mouse to control your computer on screens..Better presentation: F-35L Portable interactive whiteboard lets you draw, write, coordinate other applications, take notes, and more! Active your office or classroom to get your audience involved. Getting everyone to work together is great for interactive classrooms and meeting room. Collaborate with multiple users..Automatic calibration, easy to use: The old portable IWB need you to do calibration manually, and it takes a long time. Now F-35L supports automatic calibration, which can be completed in 5 seconds, which provides customers with a more convenient user experience..Portable: Small and lightweight devices can be carried around and can be used for any flat service- including existing whiteboards. The electronic pen can be used as a computer cursor or a drawing/writing tool. Use it with other applications, give a demo, or just brainstorm..Flexible: 360-degree flexible adjustment (no dead ends), completely solve the problem of adjustment and fixation when installation. Compatible with many software applications - you can control them as you do with computer. Supporting for large screens up to 150". Note: The F-35L requires to be used with a computer and projector (not included), only support long focus projector.