FeaturesHigh Quality 100% New Brand1. Perfect,high quality Tablet case 2. Made of high quality material. 3. Fashion design, easy to put on and easy to take off. 4. Perfectly fits the shape. 5. Durable and washable. 6. Protect your equipmentfrom dust, scratching and shock. 7. Protect your valuable investment from scratch and damage.Wireless Bluetooth keyboard holsterCan only be allowed to apply For Lenovo TAB M10 HD(TB-X505L,TB-X505F ,TB-X505i )10.1 inch, the other will not be able to useWireless Bluetooth keyboard cover ,Watch Video folding support, typing input office, anti earthquake,Very durable,CaseUsage method:【1】; open the Bluetooth keyboard [OFF/ON] open to ON, Power lights up【2】; at the same time press the keyboard [Fn+C] button, CAPS lights will flicker【3】; open your device (Tablet) to open the Bluetooth search function, find [Bluetooth 3 keyboard], click on the connection【4】; enter the verification code [four digits], press [Enter] to connect successfully, OK goodKeyboard shortcut keyboard:Fn+ space = switch input methodFn+Ctrl= returns home page keyFn+Win: close touchFn+F11: volume expansion