Can Lithium Battery Be In Checked Luggage. To reduce the risk of lithium battery fires the US. 100 - 160 Wh 2 spares in carry-on bag.
Less than 100 Wh 4 spares in carry-on bag. Yes Special Instructions Checked Bags. Packing Tips for Batteries.
For more information see the FAA guidance on portable rechargers.
Or - for lithium ion batteries a Watt-hour rating of 27 Wh must be carried as carry-on baggage unless the batteryies. Its only uninstalled batteries that are prohibited. You can carry a total of 20 batteries. Packing Tips for Batteries.
