UL Listed Power Bank (UL File # MH61176, Model # 99803). 2200 mAh Lithium Ion Grade A Non-Recycled Battery. Base Features Dual USB Output And A Micro USB Input (Cord Included). Power Bank Features A USB Output And Micro USB Input. Output: 5 Volts/1 Amp. Charges Most Phones, MP3 Players And More!. Requires Your Phone’s Charging Cord To Charge Your Device.