How many lithium batteries can a passenger carry?

With airline approval, passengers may also carry up to two spare larger lithium ion batteries (101–160 Wh) or lithium metal batteries (2-8 grams). This size covers the larger after-market extended-life laptop computer batteries and some larger batteries used in professional audio/visual equipment.



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Quantity limits: None for most batteries — but batteries must be for use by the passenger. Batteries carried for further sale or distribution (vendor samples, etc.) are prohibited. There is a limit of two spare batteries per person for the larger lithium ion batteries described above (101–160 watt hours per battery).

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Maximum of two spare batteries in carry-on baggage only. These batteries must be individually protected to prevent short circuit. Lithium battery-powered electronic devices. Lithium ion batteries for portable (including medical) electronic devices, a Wh rating exceeding 100 Wh but not exceeding 160 Wh.

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Limits: Two spare batteries per passenger—with airline approval. small consumer electronics such as cameras, LED flashlights, watches, etc. (2 grams or less lithium per battery). E-cigarettes and vaporizers are prohibited in checked baggage.

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Up to two of your spare batteries can be between 100-160Wh, or 2-8g of lithium. You cannot bring batteries rated higher than 160Wh or 8g of lithium. You must pack your spare batteries in your carry-on bags. They are not allowed in your checked-in baggage.

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Spare (uninstalled) lithium ion and lithium metal batteries, including power banks and cell phone battery charging cases, must be carried in carry-on baggage only. With airline approval, passengers may also carry up to two spare larger lithium ion batteries (101–160 Wh) or lithium metal batteries (2-8 grams).

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Lithium batteries present a risk of both igniting and fueling fires in aircraft cargo/baggage compartments.

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Spare (uninstalled) lithium metal batteries and lithium ion batteries, electronic cigarettes and vaping devices are prohibited in checked baggage. They must be carried with the passenger in carry-on baggage.

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Lithium batteries can catch fire
While not all batteries are prohibited in checked luggage, lithium batteries are considered hazardous and should not be packed in checked bags. If a lithium battery overheats and catches fire inside the cargo hold, the fire can quickly spread and become difficult to control.

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If carry-on baggage is checked at the gate or planeside, spare lithium batteries, electronic cigarettes, and vaping devices must be removed from the baggage and kept with the passenger in the aircraft cabin. Even in carry-on baggage, these items should be protected from damage, accidental activation and short circuits.

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Spare (uninstalled) lithium ion and lithium metal batteries, including power banks and cell phone battery charging cases, must be carried in carry-on baggage only.

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Portable chargers or power banks containing a lithium ion battery must be packed in carry-on bags. For more information, see the FAA guidance on portable rechargers.

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Devices containing lithium metal or lithium ion batteries should be carried in carry-on baggage. Most other consumer electronic devices containing batteries are allowed in carry-on and checked baggage.

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Spare (uninstalled) lithium ion and lithium metal batteries, including power banks and cell phone battery charging cases, must be carried in carry-on baggage only. With airline approval, passengers may also carry up to two spare larger lithium ion batteries (101–160 Wh) or lithium metal batteries (2-8 grams).

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Power banks with a capacity of more than 160Wh are strictly prohibited by various airlines internationally. For example, flyers often wonder if a 20000mah power bank is allowed on flights. As 20000mah makes for less than 100 watt-hours, it can be carried in cabin luggage.

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Is toothpaste considered a liquid by the TSA? Yes, toothpaste must adhere to the 3-1-1 rule for liquids and gels. Toothpaste can be brought through TSA security in your carry-on as long as it is 3.4 ounces (100 milliliters) or less and placed in a 1-quart bag.

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