BIRUGEAR Bluetooth Wireless Mini Keyboard for iPhone 6 Plus 5.5", iPhone 6 4.7" Built-in rechargeable Li-Ion battery; charge by a USB Type A to Micro USB cable (30 inch, INCLUDED) connect to your computer with USB port(s) Built in intelligent power management software, Standby and Sleep mode to save power Battery Duration: Constantly use - about 50 hours , Standby - 400 hours ; Charging time: 2.5 hours. Package Content: a Wireless Mini Bluetooth Keyboard, a Software CD and a USB Type A to Micro USB cable (30 inch). Work with Apple iPhone 6 Plus 5.5", iPhone 6 4.7", Air, Mini with Retina Display, iPhone 5S, iPhone 5C, 4 (Wifi,Wifi+Cellular), Mini (Wifi, Wifi+Cellular), iPhone 5 (CDMA / Global), iPhone 5, 3 (Wi-Fi + 4G), 3 (Wi-Fi), iPhone 4S, 2 (Wi-Fi+3G), 2 (Wi-Fi), iPhone 4 (CDMA), iPhone 4 (GSM), , 1, iPhone 3G S, iPhone 3G, iPhone 1st Generation.