Zenso 2500mah Portable Power Bank (ELE5139)

Portable power banks are ideal for charging on the go! Compatible with most smartphones such as Samsung and Android, any device that uses a 50cm USB cable (Included) for charging. With an on/off switch to indicate when the power is on when the battery is dead the power back will take up to three hours to fully charge. Battery output: 5v/1A, Battery input: 5v/0.8A, Capacity: 3.6v/2500MAH.