[Perfectly for Your Device] This case allows full access to all features and controls (cameras, speakers, ports and buttons) without removing the case. Perfect fit, precise cut-outs provide easy access to all of the features and functions of your tablet [Detachable Bluetooth-compatible Keyboard] This protective set includes a PU leather case and a wireless Bluetooth-compatible keyboard. The keyboard is slim and portable, which is very suitable for traveling and business trips [Built-in Touchpad] The integrated touchpad allows multi-gesture controls that easily achieve all the functions [Backlit Keyboard] The soft backlight provides illumination and enables smooth typing even in dark environments [With Stand] The stand case makes it much more comfortable for typing, watching videos, Internet surfing, and reading while keeping both your hands free and avoids any joint pain [Fully Protection] material combined with excellent workmanship makes this case feel very stylish. Fully protects your device against shock, abrasion, scratch, fingerprint, dirt, etc. Keys function introduction: FNandC key: open the Bluetooth-compatible keyboard FNandCtrl key: return to the main page FNandWin key: close the touchpad FNandF11 key: volumeand Other functions can be used according to keyboard prompts Specifications: Bluetooth-compatible version: 3.0 Li-ion battery capacity: 150mAh Working time: 100 hours Standby time: >100 days Battery life: 3 years Number of key presses: 5 million times