Taking your power bank on a flight is permitted. However, there are conditions in place for the safety of crew and passengers.
Power banks must be stored in your hand luggage
The battery should be 100Wh or under
Batteries between 100Wh and 160Wh will need a special permit
The Wh output should be visible on the device
BOLD Power Bank has a 100Wh battery, making it perfectly fine to use on an aircraft as long as it is stored in your carry-on.