Note: 1.Continuously double-tap the top to turn on the switch, it with attach function! 2.The battery is about 100mA, continuous use is about 3-4 hours, intermittent use is about 8 hours, and it will automatically shut down after 30 minutes. 3.The 4 indicator lights only show whether there is power or no power, not how much power is on! 4.This pencil does not have palm rejection.Use with glove to isolate the palm from the screen and achieve the effect of palm rejection! SPECIFICATION: Name:Universal 9th Active Stylus Pen Material: Aluminum Alloy Color:White Pencil Diameter Size: 9mm Pencil Length: about 16.5cm/6.5 Charging Port:USB-C Battery Capacity:about 100mA FEATURES: (Widely Compatible)This stylus pen can draw, write and design on electronic devices, and it is compatible with Most touch screens (Smart Touch Operation & Extra Long Standby)No Need Bluetooth or any Apps.Double touches on the top to start or stop the stylus pencil.Built-in 100mAh, battery provides 8 hours active use and 365 days standby time, for only 1.2-hours charging by a USB-C cable. It will automatically turn in Sleep Mode after idle for 30 minutes to save power. (Magnetically Attach )This rechargeable stylus pen can be attached to the side of iPd by the powerful magnetic, but does not support magnetic charging. More portable, easier to organize,No more rolling and lost. (Perfect Precision)This Stylus Pen for iPad has an ultra-fine 1.5mm tip which allows precise strokes and easier to write small characters. No scratching the screen, no lag, no skipping. Not easy to break! Package included: 1* Stylus Pen 1* USB C Charging Cable