Gtide Handheld Mini Bluetooth Keyboard with 4000mAh Power Bank for Apple iPhone6 plus,iPhone6, iPhone5s, iPhone5, iPhone4s, iPhone4 and Android Smartphone PK-001 Black Unique mini bluetooth keyboard with 4000MAH power bank, 2 in 1 combo, it works not only as a Bluetooth keyboard, but also works as a power bank which can recharge your smartphone Palm-sized dimensions, you can put it in your pocket or suitcase and carry it easy with you anywhere Enjoy movies and music, share photos, surf the web with your smart phone, no need worry about the battery out of power with integrated power bank inside the keyboard Long life: rechargeable Li-polymer batteries, up to more than 500 circles, the power can still remain 80% after 3 month No worry for the safety, its high security: protection for overcharge, over discharge, overloading, and short circuit