?Palm Rejection?This stylus pen has a palm rejection function that allows you to rest your palm comfortably on the screen while you write or draw. We offer 1-year after-sales service and 30 days of free return and replacement. If you have any questions, our customer service will be happy to help, and we will reply to you within 24 hours. ?Magnetic Attach?Magnetic adsorption design,You can place gently carry the pen on the tablet LEFT side of , it absorbs immediately (Only those compatible with magnetic suction have effect). Wherever you go, you can use it without losing your pen. ?Easy to Use and Quick Charge?Direct use,No application installation and Bluetooth connection required. It can be used for about 80 hours after being charged for 20 minutes. It can be fully charged for charging 1hour. It will switch to power-saving mode after 10-minutes idle. Pressing any button can wake you up from the power-saving mode. ?4096 & High Accuracy?Support MPP2.0 protocol in this SSS·GRGB pen allows you to precisely sketch and shade, with 4096 pressure sensitivities that respond to the lightest touch, providing a sensitive writing and painting experience. ?Compatible Models?This stylus pen is compatible with Microsoft Surface Pro X/9/8/7/6/5/4/3, Surface Book 3/2/1, Surface Go 3/2/1, Surface Studio 2/1, Surface Laptop 4/3/2/1, and Surface 3 tablets.