Upgraded 4096 Pressure Sensitivity - Featuring the newest protocol, provides pixel-level writing precision and low latency. Making it best for drawing, sketching, coloring, taking notes, marking up email, and more.^ Tilt Palm Rejection - When you use the pen in tilt, it will act like a real pencil to create a shading stroke palm rejection capability allows you to rest your hand comfortably on the Surface when writing and the devices wont register any marks.^ Low Consumption Mode - Integrated with the newest power-save program, Upgraded 4096 Stylus Pen can works for 1500 hours with AAAA battery.^ Multiple Hardness Pen Refills - The hard and soft pen tips are both replaceable and durable, with three different types of tips providing you with different writing experiences.^ Perfect Match - Compatible with Surface Pro 8, Surface Pro 7+, Surface Pro 7, Surface Pro 6, Surface Pro 5, Surface Pro 4, Surface Laptop Studio, Surface Duo/ Duo 2, Surface Pro X, Surface Go/Go 2/Go 3, Surface Book/Book 2/Book 3, Surface Studio 1st Gen, Surface Studio 2, Surface Laptop 1/Laptop 2/Laptop 3/Laptop 4 *Not compatible with Surface Laptop Go and others Windows 10 touch screen computers.