Well-Done 2014 Ultra-thin Aluminum wireless Bluetooth keyboard + cover + stand for iPad Mini,IPad mini 2 (Silver Exterior and Black Keys) 3-in-1: wireless bluetooth keyboard (3.0 version) + folding Aluminium protective Case cover + stand. Works with all versions of iPad Mini. Keyboard will connect to any Bluetooth device but it can only be used as a case and stand for the iPad Mini, ipad mini 2/ new ipad mini Built-in Wireless Bluetooth 3.0 Rechargeable Keyboard Energy saving keyboard sleep mode,Light weight, quiet keystrokes Built-in rechargeable lithium battery that lasts for approximately 55 hours per charge Features auto sleep and awake mode, it will into auto-sleep when ipad doesn't work for 10 mins to save the battery energy