1. Security and Sensitivity: 100% 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. Writes smoothly without lag or offset. 2. Advanced Materials: The pen body is made of aluminum alloy, durable and suitable for daily use. The clip design makes it portable, and the stylus feels lightweight and comfortable in hand. Palm rejection feature automatically recognizes the surface pen and enhances writing accuracy. 3. No Driver or Bluetooth Required: This Surface stylus does not require a Bluetooth connection. Simply insert the battery and start using. Comes with 2 extra pen tips and a replacement tool for quick tip changes, extending the life of the stylus. 4. Low Power Consumption and High Sensitivity: The surface pen supports up to 600 hours of continuous use and 240 days of standby time. Automatically powers off when not in use to save energy. Features 4096 levels of pressure sensitivity for precise note-taking, drawing, design, and handwriting. Project Type: Surface Stylus Pressure Levels: 4096 Buttons: Eraser and Right-Click Button Battery: 1 x AAA alkaline battery (included) Size: 140mm (5.51in) in length, 10mm (0.39in) in diameter Compatible with: Surface 3 Surface Pro 3 Surface Pro 4 Surface Pro 5 Surface Pro 6 Surface Pro 7 Surface Pro X Surface Book 1 / 2 / 3 Surface Laptop 1 / 2 / 3 / 4 Surface Studio Surface Go 1 / Go 2 ASUS Transformer Mini (T102HA) ASUS Transformer 3 Pro (T303UA) ASUS Transformer 3 (T305CA) ASUS Transformer Pro (T304UA) ASUS ZenBook Flip S (UX370UA) ASUS Vivobook Flip 12 (R211NA) ASUS Vivobook Flip 14 (R211NA) HP Pavilion 17-aexxx HP ENVY x360 15-bp0xx HP ENVY x360 15-bq0xx HP ENVY x360 11m-ad0xx HP ENVY x360 14m-ba0xx HP ENVY x360 15-br0xx HP Spectre x2 12-c0xx HP Spectre x360 13-ac0xx HP Spectre x360 13-ae000 HP Spectre x360 15-bl0xx Lenovo Z Flip (VJZ13BX0211B) Acer Spin 5 Acer Nitro 5 Spin Color: Black Material: Metal Package Contents: 1 x Stylus Pen 1 x Pen Tip Extractor 1 x Spare Nib Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement error allowed within +/- 1-3cm. Only the items listed above are included. Other accessories are not included.