What Is the Maximum Lithium-Ion Battery Size Allowed by TSA for Air Travel?
Learn the TSA rules on lithium-ion battery sizes: 100 Wh max without approval, 100-160 Wh with airline permission, larger batteries usually prohibited.
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TSA regulations allow passengers to bring lithium-ion batteries with a maximum capacity of 100 watt-hours (Wh) on board without special permission. Batteries between 100 and 160 Wh may be allowed with airline approval. Larger batteries are typically prohibited unless special arrangements are made.
FAQs & Answers
- What is the TSA limit for lithium-ion battery capacity on flights? TSA allows lithium-ion batteries up to 100 watt-hours on flights without special permission. Batteries between 100 and 160 watt-hours require airline approval.
- Can I bring lithium-ion batteries larger than 160 Wh on a plane? Batteries larger than 160 watt-hours are typically prohibited on passenger aircraft unless you make special arrangements with the airline.
- Do I need airline approval for lithium-ion batteries between 100 and 160 Wh? Yes, lithium-ion batteries with capacities between 100 and 160 watt-hours may be allowed on board only with prior approval from the airline.