Ergonomic Design - Curvy edges, round corners and smooth surface, Q11K’s ergonomic design aims to provide extra comfort to our customers. You can comfortably rest your arm on the edge, reducing all the tiredness caused by long working hours and let yourself concentrate on your work. Huge Active Area -11 inch of drawing area made with high end materials giving you a large working space as well as a paper-like finish. High Capacity Battery: A 2500mAh built-in battery provides over 40 hours battery life, no need to worry the digital drawing tablet shutting down or running out of juice. Wireless connectivity gives you an amazing cable-free work experience making for a tidier desktop environment at work. 8 Customizable Shortcut Keys: New easy to use press keys to keep your favorite functions close to you for more efficiency. New Pen - The new rechargeable PF150 pen is elegantly designed with the perfect size and weight, providing a better grip and a more natural drawing experience. You can also simply unscrew the pen stand to use the built-in nib extractor. 8192 Pen Pressure Levels - A revolutionary upgrade delivering the ultimate accuracy and advanced performance; Wispy hairlines or thick strokes, precise as you intended. Online Teaching and Working - Meet all your needs for every subject with online tutoring softwares: Power Point, Wrod, OneNote, PDF... Let's work more efficiently. Use Huion for for online conference purpose,Web Conferencing, Webinars and Screen Sharing.