Jetstar Japan power bank rules: up to 2, no use on board

In checked bags

Must be in carry-on baggage; not allowed in checked baggage

No approval needed

Up to 100Wh: no airline approval needed

With approval

Over 100Wh up to 160Wh: airline approval needed

Not allowed

Over 160Wh: not allowed in carry-on or checked baggage

How many

Up to 2 power banks per passenger

Using it on board

Do not use a power bank to charge devices, or charge the power bank itself, during the flight

Where to keep it

Keep it somewhere you can check at all times during the flight

No. Do not use a power bank to charge devices, or charge the power bank itself, during the flight.

• Power bank rules, airline by airline
• Power banks on Japanese flights