Universal Stylus Pen Elastic Pure Copper Tip Auto Power Off Compatible with iOS/Android/Windows Capacitive Touchscreens, Black This Stylus Pen starts at one button and with elastic pure copper tip, it offers great sensitivity and high precision and also protects the screen from heavy pressure. And it supports auto power off after 30mins. Besides, it is compatible with most iOS, Android and Windows capacitive touchscreens. Feature: Easy e Press one button to start using it, no BT connection required. Sensitive & Precise Designed with elastic fine tip to improve using experience and also prevent screen from heavy pressure. Protective Cap It offers conservation against dust and damage. Power Saving It supports auto shutdown after 30mins to extend battery life. Flexible Power Supply Charged through USB cable, you can charge it with power adapter, Power Bank, laptop, etc. Intelligent Indicator Light It shows red light when charging, green light when fully charged and blue light when using. Wide Compatibility It is compatible with most of iOS, Android and Windows devices with capacitive touchscreen. And you can use it when drawing, working or playing games. Specification: Color: White, Black, Red, Blue, Rose Gold, Silver (Optional) Material: Aviation aluminum Battery capacity: 140mAh Charging interface: Micro USB Charging time: 1H Tip: Elastic Pure Copper Tip, 1.45mm in diameter, 1.4mm in length Compatibility: Most iOS/Android/Windows devices with capacitive touchscreen Item size: 175* 9* 9mm/ 6.89* 0.35* 0.35in Packing list: 1 * Stylus Pen 1 * Charging cable