Use airline and aviation guidance
Do not rely on a generic packing blog for battery limits.
Power banks are treated differently from installed batteries
Spare lithium batteries are generally subject to cabin-baggage restrictions and protection from short circuits.
Smart luggage needs special attention
Some airline/aviation guidance requires removable lithium batteries.
Ask the carrier about unusual equipment
Large batteries, mobility devices and specialty electronics need specific guidance.
Verify before you go. Weather, entry rules, advisories, transport schedules, prices and local conditions can change. Use this page to structure your decision, then verify the current details that affect your specific trip.