Stable and Reliable Bluetooth Connection: The advanced Bluetooth 3.0 technology can provide a stable reliable and powerful connection. The keyboard is easy to connect and easy to use, and the working distance can reach 8 meters. Don't worry about delay. | Broad Compatibility: It's suitable for tablet smartphone cell phone, Samsung galaxy tab, surface book Pro x go, iPhone iPad, iPad Air, iPad Mini, iPad Pro and so on mobile devices with built-in Bluetooth, and compatible with Android, Windows, iPad OS, iOS, etc. multiple operating systems. This Bluetooth keyboard is specially designed for small mobile devices such as tablets, smartphones. SO, NOT suitable for desktop devices such as laptops, computers. | Long Battery Life: The Bluetooth keyboard have built-in rechargeable battery, which can work continuously for 40 hours after being fully charged, it will enter sleep mode after 10 minutes of inactivity to save power, you can press any key to activate and use. No need to replace the battery frequently. The Keyboard has on/off buttons, which can be turned off when not in use for a long time. | Small Cute Compact Design: The ultra slim and light weight design can be easily put into your laptop bag or backpack, easy to carry, can be used at home school office and during business travel. The keyboard has shortcut hot keys, which makes your work easier and more efficient. Keyboard size: 24.5*15*0.75CM. | Quiet and Comfortable Typing: The keyboard adopts a scissor switch structure to provide you with a quiet, sensitive and comfortable typing experience. The silent buttons reduce noise and allowing you to focus on work without worrying about disturbing others.