Aluminum, Snow canvas; Slim power bank emergency battery charger with snow Canvas accent wrap body; Power /Technology: Input DC 5V/1000mA; Output DC 5V/2100 mA Rechargeable Polymer battery Capacity: 4000 mAh; Features 4 LED indicator lights All 4 lights are illuminated when device is fully charged Indicator lights flash while device is charging, and blink when power bank is charging your device Lights will turn off one by one as power is drained from device use; Charge time differs by device Must charge power bank prior to first use; Includes USB charging cable and instructions; FCC approved; UL Certified (UL File # MH60484); WARNING: Refer to the item manual for safety and warning instructions; Product Size: 4.375 w x 2.75 h x 0.5 d; This item cannot ship either ground or air internationally, including Canada. This item cannot ship to Hawaii, Alaska, Puerto Rico or any other destination where the package must go into a plane.