Fangrui Product Details Silent And Luminous Wireless Bluetooth Keyboard, Compatible With For Android// Systems, Supports Mobile Phones/tablets/computers Multi-device Bluetooth Keyboard, Easy To Switch And Stable Connection, Can Be Connected To Almost All Terminal Devices That Support Bluetooth External Keyboards And Switch Between Devices Smoothly; Allowing You To Enjoy A Comfortable And Portable Input Experience Like A Desktop Computer On Your Smartphone, Tablet Or Notebook Built-in Rechargeable Battery, No More Battery . Built-in Rechargeable Battery, No More Computer Troubles. No Need To The Battery Repeatedly, Environmentally Friendly And Better To Use Take It With You At Any Time. Slim Appearance And . Thinner Than For ! Can Be Easily Put Into A Computer Bag For Easy Portability Better Protection: The Brushing Process Does Not Leave Fingerprints. A Layer Of Protective Oil Is Added To The Of The Brushing Process Shell, Which Is More Beautiful And Less Likely To Stick To Fingerprints Or Oil Stains Interfa