Romoss Pb10f Power Bank Polymos 10 Air 10000mah 22.5w Fast Charging

Fast Charging and Efficient Output: Fast charging of only 3.5 hours, power output conversion rate improved to 85%.
Dual USB and Charge while Discharge: Charge 2 mobile devices at the same time and can be charged and discharged simultaneously.
Compatible and Smart: Automatically adjusts output based on the connected device, compatible with all popular smartphones and tablets.
Compact and Enduring: Simple and elegant look, lighter to carry, dormant when unused to avoid any power waste.
LED Indication: LED indication for battery status.