You can go with a power bank that uses a Quick Charge, USB-C or some other input that needs a special charger to charge fast. The only option I know of that uses a standard USB charger and is faster is
https://www.anker.com/products/varia...26800/A1277011 it can use 2 chargers at the same time so charge in 1/2 the time.Or use 2 smaller power banks.