TRAVEL / BATTERY PACKING
TRAVEL / BATTERY PACKING · 2026-10-30
FAA guidance puts spare lithium batteries and power banks in carry-on baggage. If that bag is gate-checked, keep those items with you in the cabin.
Read the briefing →TRAVEL / BATTERY PACKING · 2026-10-30
For spare rechargeable lithium-ion batteries, including power banks, the FAA says to multiply voltage by amp-hours to calculate watt-hours. Its guidance lists 100 Wh per battery and describes a larger allowance using the ambiguous wording “exceeding 101–160 Wh,” with airline approval and a two-battery limit. The supplied FAA formula does not explain how to convert a label in mAh.
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