Simultaneously Pairing 3 Devices: The keyboard can pair three devices simultaneously, you can directly press "FN" + Bluetooth Connection Button to switch devices. Please make sure your ipad keyboard layout is English(US) and turn off Mouse Keys in system setting of your ipad, otherwise the keyboard will not function well. (NOTE: The Keyboard and mouse have different connectivity channel. The mouse supports USB and Bluetooth connectivity but the keybaord only supports Bluetooth connectivity) Ultra-Portable and Lightweight: The slim and light keyboard with detachable micro USB cable provide a safe and convenient experience in transport. Responsive and Durable: The quick and responsive keyboard and mouse is designed for productivity, the durable construction keep the keyboard from getting dirt and liquid. Power Saving: The keyboard has 220 hours continuous working time without backlight. Suitable for business trip and remote work. 7 Color Backlight and 3 Brightness Level: The adjustable backlight color and brightness would fulfill your customized needs. Make it easier to find your keys in the dark.