Portable Power Pack Capacity: 4000mAh. Input range (Mini USB): 5 to 6V DC, ... ): 5V DC, 1000mA CE,FCC,RoHS Multipurpose 4000mAh Portable Power Pack For Mobile Phone,Mp3,Mp4,GPSFeatures:Brand new & High quality ... : Logo can be designed upon customer's requestColor:Black,WhiteType:Sport,travel,emergency move powerSize:110x70x16mm Input voltage:5 to 6V ...