2-in-1 design, the Bluetooth keyboard and protective case that can be connected by a strong magnet, also can be easily detached Wireless Bluetooth connection, easy to use and wide compatibility, stable connection Adjustable support can act as a stand for hands-free viewing, the angle can be fixed by the groove on the front cover Magnetic closure adds more security, no worrying about dropping the keyboard and tablet The built-in smart touchpad, touch interaction, with sensitive feedback, and flexible gesture commands Slim and lightweight, adding no bulky feeling to your device Special design on the side for storing the stylus pen (stylus pen not included) Specification: Bluetooth: 3.0 Effective operating distance: 10 meters Modulation method: GFSK Working voltage: 3.0-4.2V Working current: <2.5mA Standby current: <0.3mA Sleep current: <40uA Charging current: >200mA Standby time: >100 days Charging time: 3-4 hours Lithium battery capacity: 150mAh Sustainable working hours: 100 hours Lithium battery life: 3 years Button force: 80 ±10g Button life: 5 million clicks Operating temperature: -10 - +55° Charging port: Type-C