1. [Keyboard Compatibility]The keyboard is compatible with four major operating systems supporting Bluetooth (iOS, Android, Mac OS and Windows), including compatible with iPad 9.7 - inch & 10.2 - inch / iPad Air / iPad Pro / iPad Mini / iPhone / Android Tablets, Samsung Galaxy Tab A7 & A8, fire tablet, Google Nexus / Windows, etc.(Tablets and case need to be purchased separately.) 2. [7 Colors backlight Keyboard Function] 7 colors backlit (deep blue, green, yellow, purple, red, white, cyan) and 3 levels of brightness provide different visual enjoyment and make it easy to type in the dark place. You can choose your favourite Backlight Color Mode. The gentle light doesn't harm your eyes. These modes will give you more enjoyment when gaming or typing in the dark.(Tablets and case need to be purchased separately.) 3. [LIGHTWEIGH & PORTABLE Design]- Slim Size design in 9x5inch (2351355mm), makes for easy portability. The keyboard is small enough to put into your suitcase/handbag for travel, school, and business. It brings more convenience when you need to type. Operating distance up to 12 meters.(Tablets and case need to be purchased separately.) 4. [ Ways to Work]It features the typing experience ever on Tablets, a trackpad that enables ways of working with Tablets, a port for charging, backlit keys, and front and back protection. The bluetooth keyboard for iPad is the perfect companion.(Tablets and case need to be purchased separately.)