... your deviceIndicator shows power status of external batteryExternal battery connects directly to deviceExternal battery charges through USB cable or Wall adapterConnector: Micro ... : Approx. 2-4 Hours Note: Do not charge external battery and device at the same timeDimension: 61mm x 53mm x ... amp;T) i777, Captivate i897, Focus i917, Nexus S i9020, Omnia II i920, m220, m240, Factor m260, m320, m330, Seek ...