What size power bank can I take on Wizz Air?
Up to 100 Wh.
Source: Wizz Air official page, checked 6 Nov 2026
Quick answer
Yes, in your carry-on only. How many: 1 (within 20 spare batteries). Maximum size: 100 Wh. On board: No use in any phase of flight.
Source: Wizz Air official page, checked 6 Nov 2026
How many
1 (within 20 spare batteries)
Source: Wizz Air, checked 6 Nov 2026
Maximum size
100 Wh
Source: Wizz Air, checked 6 Nov 2026
Using it on board
No use in any phase of flight
Source: Wizz Air, checked 6 Nov 2026
Where to keep it
Keep it on your person; not in checked bags
Source: Wizz Air, checked 6 Nov 2026
Can I take a 20,000 mAh power bank on Wizz Air?
Yes. A typical 20,000 mAh power bank at 3.7 V is 74 Wh (20,000 × 3.7 ÷ 1,000). Check the Wh printed on yours.
Source: Wizz Air official page, checked 6 Nov 2026
Can I take a 30,000 mAh power bank on Wizz Air?
No. A typical 30,000 mAh power bank at 3.7 V is 111 Wh, which is over 100 Wh.
Source: Wizz Air official page, checked 6 Nov 2026
Can I put a power bank in checked baggage on Wizz Air?
No. Power banks are banned in checked bags on every airline, including bags checked at the gate. Take it out and carry it in the cabin.
Source: IATA guidance on the ICAO rule, checked 6 Nov 2026
How many Wh is my power bank?
Wh = mAh × volts ÷ 1,000. Most power banks use 3.7 V cells. The last column applies Wizz Air's rule.
| Capacity | Watt-hours at 3.7 V | Allowed on Wizz Air? |
|---|---|---|
| 10,000 mAh | 37 Wh | Yes |
| 20,000 mAh | 74 Wh | Yes |
| 26,800 mAh | 99.2 Wh | Yes |
| 30,000 mAh | 111 Wh | No |
Source: FAA PackSafe: lithium batteries, checked 6 Nov 2026