Can I Carry Power Bank In International Flight. Portable chargers or power banks containing a lithium ion battery must be packed in carry-on bags. Travel-size 34 ounce containers or smaller In a clear plastic one-quart zip-top bag.

Power banks are permitted within carry on luggage on both domestic and international flights. 26800 mah looks a little high for carry-on baggage since in check-in baggage it is not allowed at all. Most airlines allow lithium batteries that do not exceed 100Whours in the carry-on luggage.
If the power bank is more than 100Wh but less than 160Wh it must be approved by airlines and no more than 2 pcs power bank.
Most airlines allow lithium batteries that do not exceed 100Whours in the carry-on luggage. Power banks are allowed on planes provided that they meet the airline and the governing aviation bodys requirements which well get to in a bit are stored in your carry-on luggage and preferably in strong or their original packaging. The final decision rests with the TSA officer on whether an. If the lithium batterypower bank cannot be readily removed from Smart Baggage by the customer the Smart Bag will not be accepted on the flight.

