1. Keyboard with Number Pad Ergonomic,Foldable Keyboard Bluetooth in 81 key format with number keyboard.The touch buttons on the Travel keyboard are designed with matte finish,providing a comfortable feeling. 2. Keyboard for Laptop Compatible withiOS/Windows/Android/MacOS/HMS The Bluetooth Laptop keyboard works perfectly with mobile phones,tablets,laptops,desktops with iOS,Android and Windows operating systems and provides stable and fast Bluetooth connectivity. With just one touch, the Bluetooth Travel Keyboard switches instantly between the registered devices, making it very convenient to use even on your lap. 3. Wireless Rechargeable Keyboard Builtin rechargeable lithium battery,2hour charging time can provide up to 45 hours of continuous typing or up to 90 days of standby time. A full load is enough for your shortterm business trip or vacation. The Foldable Keyboard also features an energysaving mode that puts you to sleep after ten minutes of inactivity and wakes you up at the touch of a button. 4. Bluetooth Foldable Keyboard and Ultrathin RechargeableInnovative magnetic folding design fits easily into a handbag, duffel bag or bag. When folded together, it measures just 15 x 9.8 cm and is therefore only slightly larger than a smartphone. Dimensions (folded): 15 x 9.8 x 1.98 cm; Dimensions open: 30 x 10 x 1 cm. Weight only 220 g. 5. How to use Afters How to use: Keyboard turning on Pairing mode: Press Fn and C simultaneously to put the Laptop keyboard into pairing mode. 2, Turn on Bluetooth on your device. 3, Click the name of this Laptop keyboard 'Bluetooth 5.1 Keyboard' in the Bluetooth device list. 4, Once the Bluetooth connection is established, the message 'Connected' is displayed.