iPad Mini 4 Keyboard Case, iEGrow F04 7 Colors Backlit Slim Aluminum Bluetooth Keyboard with Protective Clamshell Case Cover and 2800 mAh External Battery for iPad Mini 4 Model A1538/A1550(Gold) Aluminum iPad mini 4 keyboard case cover, made of high standard aluminum alloy material, totally aluminum alloy iPad case 7 colors LED backlit mini 4 keyboard, 7 color backlighting design, support different brightness control, bring you different enjoyment, Please use the Fn+ to change the color, Fn+ to turn on or brighter the backlighting, Fn+ to turn off or daker the backlighting Powerful capacity power bank, with 2800mah capacity power bank, can charge for your mini 4, mobile phone, tablets and other device Ultra slim, waterproof and portable, clamshell case cover design, the thickness of key only 4mm, super convenience to carry Comfortable and special function keys, optimized keys design help you get more done from the convenience of your iPad mini 4 keyboard