\u3010Rechargeable & Stand-Alone\u3011Built in lithium battery provides 10-12 hours of active use and recharges by Micro USB cable (included). Charging condition: 5V-1A. It will cut off power automaticly after 30 minutes of no use. Stand-Alone active stylus design. NO Bluetooth or APP required. \u3010Compatibility\u3011Works with most capacitive touch screen, like Apple iPhones, iPads,iPad Pros,All Samsung Tablets and cellphones except A9100, Microsoft Surface 3 and above, Lenovo Yoga tablets\u3010IMPORTANT\u3011Some devices(Cellphone tables) are not compatible,Some Applications on iPad would not support this stylus. \u3010Precise Sensitivity\u3011It has a 1.45mm super fine tip gives you the accuracy you need and provides superior control and traction against tablet screens. It is made of copper that will last for a lifetime. Active stylus technology reduces off set and lag time between fine tip and trace, keep your tablet or phone screen free of finger smudges by using this stylus instead. \u30102-in-1 design\u3011There is a magnetic closure cap on the stylus bottom, which can protect the usb port from damage and dirty; \u3010Dimensions and Package\u3011 Length:7.09\u201d(180mm); Barrel Diameter:0.35\u201d(8.9mm);Tip Diameter:1.45mm; Weight:16g ---Made from stainless copper and steel, no plastic parts, real pen feeling. Perfect for note taking and sketching apps. Package: 1 * stylus, 1 * micro USB charging cable, Product Description Pencil for Touch Screens Size: (L) 7.09in (D) 0.35in Weight: 16g Charging time: 60-80minutes Standby time: 30 days Charging cable: micro USB cable (included) Smart energy saving: 30 minutes of automatic shutdown Using the time: work continuously at 8-10 hours. managtic caps Anti-lost magnetic cover design The design of the magnetic pen cap allows closing with a suction, anti-loss and safety wide compatible Wide Compatibility Compatibility with almost all capacitive touch screen devices. Read Play game painting Drawing take notes