1. Security and Sensitivity: compatible with Surface 3, Surface Go, Surface Pro 3, Surface Pro 4, Surface Pro 5, Surface Pro (2017), Surface Pro 6, Surface Laptop 1&2, Surface Book / Book 2, Surface Studio, with Windows 10 system, writes without any lag and offset. 2. Advanced Materials: The body of this Microsoft pen is made of aluminum alloy, which is durable and suitable 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 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: Microsoft Surface 3 Microsoft Surface Pro 3 Microsoft Surface Pro 4 Microsoft Surface Pro 5 Microsoft Surface Pro 6 Microsoft Surface Pro 7 Microsoft Surface Pro X Microsoft Surface Book1/2/3 Microsoft Surface Laptop1/2/3/4 Microsoft Surface Studio Microsoft surface Go1/Go2 ASUS former Mini (T102HA) ASUS former 3 Pro (T303UA) ASUS former 3 (T305CA) ASUS former Pro (T304UA) ASUS ZenBook Flip S (UX370UA) Asus Vivobook Flip 12 R211NA, Vivobook Flip 14 R211NA HP Envy 17-aexxx HP Envy x360 15-bp0xx HP Envy x360 15-bq0xx HP Pavilion x360 11m-ad0xx fo