AXESS PP3127 4,400 mAh Mobile Power Bank - Portable Smartphone Charger in Blue Long lasting high capacity power bank with precise IC protector Comes with a LED flashlight and LED power indicator Input of 5V, 800mah with an output of 5V, 1A Capacity of 4400mah, PLEASE FULLY CHARGE UP THE POWER BANK BEFORE USE Compatible with most mobile phones and other USB chargeable devices