Can lithium ion batteries be in checked baggage

Spare (uninstalled) lithium metal batteries and lithium ion batteries are prohibited in checked baggage123. They must be carried with the passenger in carry-on baggage12. This is because fires that involve lithium batteries are accompanied by a great deal of heat, and lithium batteries generally store lots of energy3. [pdf]
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Lithium battery restrictions on airlines

Restrictions on carrying lithium batteries on airlines include12345:Lithium-ion batteries (laptops, power banks) are allowed but limited to 100 watt hours per battery.Up to two larger 101-160-watt-hour batteries are allowed with airline approval.Lithium metal (non-rechargeable) batteries are permitted up to 2 grams of lithium per battery.Spare (uninstalled) lithium batteries must be carried in carry-on baggage.Devices containing lithium batteries should be carried in carry-on baggage. [pdf]
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Mailing items with lithium batteries

If you're mailing pre-owned, damaged, or defective electronic devices containing or packaged with lithium batteries, you must send them via ground transportation; they are prohibited in air transportation. These devices must be marked on the outer packaging with the text, " Restricted Electronic Device " and " Surface Transportation Only." [pdf]
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