Power/Technology: Rechargeable Lithium-Ion battery. Input: DC 5V/500mA; Output: 5V/1000mA; Capacity: 2200 mAh. Charge time differs by device. Must charge power bank prior to first use. Includes instruction manual and micro USB to USB-A power bank charging cable; phone charging cables not included. Aluminum emergency charger includes on/off button and features LED indicator light. Instructions included. FCC approved. UL Certified (UL File # MH60484). WARNING: Refer to the item manual for safety and warning instructions. This item can only ship via Ground. This item cannot ship internationally EXCEPT to Canada via ground. This item cannot ship to Hawaii, Alaska, Puerto Rico or any other destination where the package must go into a plane.