MC0182W Features High capacity 4000mAh external mobile battery charger power bank Quickly and effectively solves the low power problem for your devices while on-the-go Supports over-current， over-voltage， over-charged， over-discharged and short circuit protections to avoid your device from damage Universal USB port fits most digital devices Has a solid construction， safe to use Wire drawing finish， comfortable to the touch Lightweight for ease of carrying General Specs Type External mobile battery charger Compatibility iPhone， iPad， game consoles， cell phones， MP3/MP4 players and other digital devices Capacity 4000mAh Connector 1 x USB2.0 Input DC 5V 1A   Output  DC 5V 1A Package Details Weight: 162.64 g Size: 21*11*2.8 cm