Premium PU leather tablet cover can protect the tablet against daily scratches and damage With Bluetooth 5.0, 300mAh battery built-in, durable to use The case can use as a tablet stand for hands-free use With touchpad function, it will offer a great aid when you do not have a mouse in hand Slim and lightweight design, convenient for travel, business trip, etc. Specifications: Bluetooth version: 5.0 Lithium battery capacity: 300mAh Working hours: 100 hours Standby time: >100 days Battery life: 3 years Number of keystrokes: 5 million times Key function introduction: Fn+C: Turn on the Bluetooth keyboard FN+Ctrl: Back to the main page key FN+Win: Close the touchpad FN+F11: Volume up Other functions can be used according to keyboard prompts Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store