Works with Microsoft Surface family(Surface Go, Surface Pro, Surface Laptop, Surface Studio, Surface book, Surface Pro4,Surface Pro3, Surface 3).It is NOT Compatible with Surface Pro1,Pro2,and RT.Also compatible with some of HP, Asus touchscreen models. PLEASE BE CAUTIOUS: Check the compatible model list in product description to make sure your computer is Microsoft Pen Protocol supported.1024 Pressure Levels Sensitivity: Pen responds to the pressure of your hand precisely. Sketch, write, and erase naturally with no perceptible lag between the Pen tip and your line — just like you would on a sheet of paper.Premium and Durable Design: Pen body is milled from a piece of aluminum with sandblast anodizing finish. Pen clip is made from cold forged steel. Pen tip is made from anti-scratch Polyoxymethylene (POM)Unbox and use directly: No Driver or Bluetooth setting required.