1. Security and Sensitivity: compatible with for Surface 3, for Surface Go, for Surface Pro 3, for Surface Pro 4, for Surface Pro 5, for Surface Pro (2017), for Surface Pro 6, for Surface Laptop 1&2, for Surface Book / Book 2, for Surface Studio, with Windows 10 system, writes without any lag and offset. 2. Advanced Materials: The body of this for Microsoft pen is made of aluminum alloy, which is durable and suitable for daily use. The clip design is very portable and the stylus is very stylish and comfortable when taken in hand. The Palm Reject feature automatically recognizes the surface pen and frees your writing. 3. No Driver and Bluetooth Settings Required: This Surface stylus does not require a Bluetooth connection. Simply plug in the battery and you're ready to go. With 2 pen tips, you can use tools to replace them in one second, extending the life of the stylus. 4. Low Power Consumption and High Sensitivity: The surface pen supports 600 hours of continuous use and 240 days of support. When you stop moving this stylus, it will automatically turn off. This stylus has 1024-4096 pressure points for easy note taking, drawing, design and writing. Project Type: Surface stylus By level: 4096 Buttons: "Eraser" and "Right button" Battery: 1 AAAA alkaline battery Size: length is 140mm/5.51in, diameter is 10mm/0.39in Compatible with: for Microsoft Surface 3 for Microsoft Surface Pro 3 for Microsoft Surface Pro 4 for Microsoft Surface Pro 5 for Microsoft Surface Pro 6 for Microsoft Surface Pro 7 for Microsoft Surface Pro X for Microsoft Surface Book1/2/3 for Microsoft Surface Laptop1/2/3/4 for Microsoft Surface Studio for Microsoft surface Go1/Go2 for ASUS former Mini (T102HA) for ASUS former 3 Pro (T303UA) for ASUS former 3 (T305CA) for ASUS former Pro (T304UA) for ASUS ZenBook Flip S (UX370UA) for Asus Vivobook Flip 12 R211NA