Wizz Air power bank rules
What Wizz Air’s own page says about power banks, checked 22 October 2026.
The rules
- Maximum of 1 power bank, within 20 spare batteries
- Power banks over 100 Wh are forbidden
- Must not be used during any phase of flight
- Keep it on your person and monitored, not in the overhead bin
| Using it on board | Not allowed during any phase of flight |
|---|---|
| Charging the power bank | Not allowed during any phase of flight |
| Where to keep it | On your person, where you can monitor it; not the overhead bin |
Source: wizzair.com, checked 22 October 2026. Rules can change and can differ on codeshare flights, so check with the airline that operates your flight.
Common sizes on Wizz Air
| Power bank | Wh | One power bank |
|---|---|---|
| 10,000 mAh at 3.7 V | 37.0 Wh | Allowed |
| 20,000 mAh at 3.7 V | 74.0 Wh | Allowed |
| 27,000 mAh at 3.7 V | 99.9 Wh | Allowed |
| 40,000 mAh at 3.7 V | 148.0 Wh | Not allowed |
Wh = mAh ÷ 1000 × V. We show 3.7 V as an example; use the voltage printed on yours. Check yours with the calculator →
Wizz Air cabin bag size
Packing your hand luggage too? See the Wizz Air cabin bag size and weight allowance, or check your bag against 36 airlines with the cabin bag checker.
Other airlines
UK & Ireland: Aer Lingus · British Airways · easyJet · Jet2 · Loganair · Ryanair · TUI Airways · Virgin Atlantic
Europe: Air France · Austrian Airlines · Finnair · Iberia · ITA Airways · KLM · Lufthansa · Norwegian · SAS · SWISS · TAP Air Portugal · Turkish Airlines · Vueling
North America: American Airlines · Delta Air Lines · United Airlines
Middle East & Africa: Emirates · Etihad Airways · flydubai · Qatar Airways
Asia-Pacific: Air India · Air New Zealand · ANA (All Nippon Airways) · Cathay Pacific · Japan Airlines · Malaysia Airlines · Qantas · Singapore Airlines · Virgin Australia