Fangrui Product Details Description: Parameters Function : Painting, Writing, Notes,touch Charging Time: 1 Hour Working Time: 8-10 Hours Compatible Use: Android Phones, Apple Phones, All Brands Of Flat-panel Capacitive Screen Devices Material: Pen Body Aluminum (pure Copper Pen Tip, Pen Tip With Protective Film Does Not Hurt The Screen) Effective Distance: 1.6mm From The Pen Standard Accessories: Usb Charger Battery Specifications: 0.518wh 3.7v 140mah Product Color: Black / Red / White (more Custom Colors) Specifications: Size: Pen φ1.45mm* Pen Diameter φ9mm* Total Length 175mm Light Introduction: Press The Button Once, The Led Blue Light Is On, You Can Use It; Press The Button Again, Turn Off The Light, The Led Light Goes Out; The Led Red Light Is On When Charging, The Light Is Off Or The Green Light Is On When The Battery Is Fully Charged Package Included: 1x Stylus Pen 1x Mirco Usb Cable