Feature:1. Rechargeable: Rechargeable and long standby time, the keyboard charges via USB C, built in rechargeable lithium battery, 3 hours of charging for 150 hours of continuous use, super long standby time, automatically enters sleep mode after 10 minutes of inactivity.2. Adjustable Angles: The keyboard is sturdy and folds for enhanced magnetic stability, so you can adjust it to the right angle and work on your lap, plane, or desk.3. Wireless: Pairs easily with your device wirelessly, has a range of up to 33 feet, and the mechanical keys and oversized trackpad make typing, navigation, and control more useful.4. Trackpad: The built in trackpad gives you a touchscreen experience without taking your hands off the keyboard. The scissor switch keyboard and ergonomic design bring you a pleasant typing experience.5. Slim and Lightweight: The keyboard is made of ABS material, which is durable, compact and lightweight, making it easy to carry and pack in a bag.How to Use:Use the tutorial.1, open the Bluetooth keyboard holster, the lower right corner of the switch from 0FF push to ON, this time the holster keyboard start, the blue light shows 3 seconds later off.2, then press the Link key or connect key following to it, this time the blue light is on and the Bluetooth light is flashing.3, open the tablet, find, settings, open wireless and network, open Bluetooth, search for nearby devices, search for the name of the protective&n