NOT a standalone product!!!GAOMON M10K 2018 is not a standalone product. It need to work with a computer which running windows 10/8/7(32/64bit) or mac OS 10.12 or later. GAOMON M10K 2018 NOT compatible with Chrome OS so far, please kindly note this tip if you are using a ChromeBook~ | 8192 Levels Passive Pen AP31Passive pen AP31 adopts the most advanced passive technology at present. No need to charge the pen any more, avoiding trouble of battery leakage and low power. 8192 levels pen pressure increased 4 times than 2048 levels sensitive. Detailed processing can be performed with accurate and fast response. | Multiple Shortcut KeysPress Touch Ring--to zoom in/out, or work as scrolling wheel. Press Round Key - to switch function among zooming canvas, adjusting brush, and scrolling page. The hot-keys and touch ring can be customized in driver based on the hotkeys combination that drawing program supports. | Paint Software SupportCompatible with most painting software. The free drawing software like: gimp, firealpaca, krita , medibang, etc. Or paid programs like: Photoshop, Adobe illustrator, adode premiere, adobe after effect, sai version 2, clip studio paint, etc. |