Features:- [Practical] The stylus actually feels and writes like a pen, does not require special software and works with any iOS and most Android touch interface devices.- [Long battery life] 180mm long, 8.9mm diameter and 11.5mm tip, the active stylus feels like a real pen. Powered by a built-in battery, this active stylus provides up to 12 hours of continuous, non-delayed drawing and writing.Note: The charging voltage and current should not exceed 5v 1AIf iPad users use this product, please turn off the "Only Draw with Apple Pencil" function first;- [Easy to use] It can be activated immediately via a switch button and can be operated on any device by capacitive touch.- [Applicable Programs] The active stylus is independent of the special software or special settings in the application. So it works for almost any application, including popular applications like ZoomNotes, Evernote, FiftyThree, ProCreate.Specification:Size: nib 1.5mm x pen diameter 8.9mm x total length 180mmMaterial: pen body aluminum (pure copper pen tip, pen tip with protective film does not hurt the screen)Compatible use: for Android phones, for Apple phones, for ipad Pro,all brands of flat-panel capacitive screen devices.Packing list:1 x Stylus Pen1 x USB cable