Features: brand new and high quality Advanced Materials: The body of this 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 for Palm Reject feature automatically recognizes the surface pen and makes your writing freely. Low Power Consumption: 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 surface pen has 1024 pressure points for easy note taking, drawing, design and writing. No Bluetooth-compatible Settings Required: This surface pen does not require a Bluetooth-compatible connection. Simply plug in the battery and you can use. With 2 pen tips, you can use tools to replace them in one second, extending the life of the stylus. Packing List: 1 x Active Pen, 1 x for Extra Refill, 1 x AAAA Battery, 1 x Tip Removal Tool. Security and Sensitivity: The surface pen is 100% suitable for 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. Come with for Windows 10 system, writes without any lag and offset. Package Includes: 1 x Active Pen 1 x for Extra Refill 1 x AAAA Battery 1 x Tip Removal Tool Specifications: Material: ABS Length: app.14x1x1cm / 5.51x0.39x0.39in Battery:1 x AAAA Battery Color: Black , Silver (optional) Pressure Level: 2048 Quantity: 1PC note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!