Simple appearance, high quality materials and comfortable feel.top button control, simple operation, with led status indicator.the pen tip can be disassembled and replaced.built-in rechargeable lithium battery for long battery life.applicable to most capacitive screen devices, compatible with ios/ android /windows and other touchscreen devices.smooth writing & delicate strokes: the fine nib is made of superfine elastic copper tip, provides a smooth writing experience and delicate strokes, which friendly-interaction could keep away from scratches.one-click operation: one-click operation without bluetooth link or any app connection required. Just press the button to blue indicator, and you can start using it.design of loss resistant magnetic cap: magnetic cap design enables closure with a primary suction to prevent loss and secure.