! Features: - [Convenient] The pen feels and writes like a regular pen, requires no special software, and works with all iOS and most Android touchscreen devices. - [Long battery life] 19 cm long, the active pen feels like a real pen. It is powered by a built-in battery and provides up to 12 hours of continuous, responsive writing and drawing. - [Easy to use] It can be activated instantly with a switch and works on any capacitive touch device. - [Compatible applications] The active pen does not require special software or app settings. It works with most popular apps, including ZoomNotes, Evernote, FiftyThree, and ProCreate. Specifications: Size: total length 17.5 cm Material: aluminum body with pure copper stylus tip (tip includes protective film to prevent screen damage) Compatibility: compatible with Android phones, iPhones, iPad Pro, and other capacitive touchscreen devices from various brands