1.7 Color LED Backlight: This Bluetooth keyboard has a 7-color backlight mode. Even in the dark, it makes typing easier and more convenient. You can switch colors by pressing the RGB key. When the keyboard is idle, the light will automatically turn off to save power. 2. Stable and Reliable Bluetooth Connection: Bluetooth technology can provide a stable, reliable and powerful connection. The keyboard is easy to connect and use, and the working distance can reach 8 meters. Don't worry about delay. The keyboard has hot keys, making your work easier and more efficient. Keyboard size: 24.5*15*0.75CM. 3. Wide Compatibility: It is suitable for smartphone tablet surface, Samsung galaxy tab, iPhone iPad, iPad Air, iPad Mini, iPad Pro and other 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 IT IS NOT suitable for desktop devices such as laptops, computers, etc. 4. Long Battery Life: The Bluetooth keyboard has a built-in rechargeable battery, which can work continuously with the backlight off after being fully charged, enter sleep mode after 15 minutes of inactivity to save power, you can press any key to wake up and use. No need to replace the battery frequently. The keyboard has on/off buttons, which can be turned off when not used for a long period. 5. Small, Quiet and Beautiful Typing: The keyboard adopts a scissor switch structure to give you a quiet, responsive and comfortable typing experience, so you can concentrate on your work without worrying about disturbing others. The ultra-thin and lightweight compact design can be easily put into your laptop bag or backpack, easy to carry, can be used at home, school office and during business trips.