Features 1.Applicable Models: Stylus, exquisite workmanship, universal stylus for Microsoft 3 Pro 3, for 4 Pro 4 5 6 7, for Book. 2.High Sensitivity: Digital pen adopts N trig technology, 380 level pressure sensitivity, high sensitivity and professional stability, glossy writing, convenient for you to use. 3.Wireless Connection: Better wireless connection, you don't need to connect via bluetooth, just plug in the battery and it will work immediately. 4.HD Wood Nib: Made of aluminum alloy, wear resistant and durable, HD wood nib, smoother and more accurate, longer working time. 5.Function Keys: Touch screen stylus pen with right click and erase buttons, similar to the original pen, but without buttons on top. Specification Item Type:TabletStylusPenMaterial: Aluminum AlloyPressure Sensitivity Level: 380 (N Trig Technology)Button: 2 Function ButtonsColour: BlackBattery Type: 1 x AAAA Alkaline Battery (Not Included)Applicable Models: For Microsoft 3 Pro 3, for 4 Pro 4 5 6 7, for Book Package List 1 x TabletStylusPen