Can you bring coin cell batteries on a plane?
Also known as: button cell batteries, cr2032
Allowed in cabin
Allowed in hold
Official TSA Rules & Reason
Coin cell / button cell batteries (like watch batteries or CR2032) are allowed in carry-on baggage.
Official TSA SourceTraveler Packing Tip
Keep coin cell batteries in your carry-on bag so it stays safe, protected, and within arm's reach during your flight. Avoid checking high-value personal items.
Frequently Asked Questions
Is coin cell batteries allowed on a plane?▼
According to the TSA, coin cell batteries is allowed in carry-on bags and allowed in checked baggage. Coin cell / button cell batteries (like watch batteries or CR2032) are allowed in carry-on baggage.
Can I bring coin cell batteries in carry-on luggage?▼
Yes, coin cell batteries is fully allowed in carry-on bags. Make sure to consult airport guidelines.
Are there any special rules for packing coin cell batteries in checked baggage?▼
In checked bags, coin cell batteries is allowed without restrictions. Ensure it is packed securely.
TSA Officer Discretion
The final decision rests with the TSA officer on whether an item is allowed through the security checkpoint. Rules and regulations can vary depending on international travel destinations or dynamic airport security alert levels.
Reviewed by BringOnPlane Editorial Team
This document has been reviewed and verified by our travel reference editors. All statuses, notes, and guidelines are checked against live security feeds from the TSA (Transportation Security Administration) and FAA (Federal Aviation Administration).
Official Regulation Citations
49 CFR § 175.10(a)(18)
FAA Regulation for Lithium Batteries & Electronic Devices — Federal Aviation Administration (FAA)
This regulation mandates baggage safety constraints, hazardous materials classifications, or general prohibited carriage parameters for airline passengers flying within or into the United States.