Keyboard: [Detachable Bluetooth 3.0 keyboard holster, holster, keyboard] Features: Fn combination multimedia features Applicable System: Designed specially designed for tablets, keyboard support universal IOS, ANDROID, WINDOWS three systems can be useful in many aspects; Support protocol: bluetooth 3.0 / 4.0 / 1.1 Power supply: built-in rechargeable 650 mA lithium battery, can be connected to the power supply through the USB interface; Lithium battery capacity: Working temperature: -20- + 55 ° Charging time: 4-5 hours (first charge for a full eight hours Oh, after use can be filled) Use of time: about 56 hours of continuous use Standby time: 15 days Without TouchPad Bluetooth keyboard l Connection method: A: first open the tablet's Bluetooth functionality. 2: Open the Bluetooth keyboard OFF / ON key to open the ON side, after opening the press connect, press (about 1-3 times) until the Bluetooth icon on the keyboard lights on behalf of Bluetooth is turned on. Three: search for Bluetooth keyboard with the Tablet PC, the search will show the keyboard icon is the Bluetooth keyboard, click on, then there will be a few numbers on the Bluetooth keyboard input sequence corresponding to the number, press the Enter key on the keyboard , OK seamless connectivity Bluetooth keyboard. Bluetooth keyboard with touchpad connection method: Open the Bluetooth keyboard OFF / ON key to open the ON side FN + C and then press the key, then the CAPS lamp lights flashing, then turn on your tablet Bluetooth, click Search, to search out signs, click on the link it!