Use your smartphones and tablets without worrying about running out of power thanks to the Kopplen Digital Display Power Bank. Offering up to 30000mAh of battery capacity, this power bank has ample juice to power your devices for days. Built in a sleek and compact form factor, it includes 22.5W fast charging, dual input ports, and LED digital display. | Kopplen Digital Display 30, 000 mAh 22.5W Fast Charging USB Power Bank - Black