Power Bank - Black - 3000 mAh Alcatel Portable Cell Phone Battery ALCATEL ONETOUCH Power Bank is a compact, portable battery that charges your smartphone in just two hours. USB battery pack connects via micro USB port. Suction cups attach Power Bank to back of an ALCATEL cell phone. Mobile power bank has input voltage of 5V with a volume of 3000mAh. Power bank for ALCATEL ONETOUCH smartphone rotates 180 degrees.