Can you take AA or AAA batteries on checked in luggage?
Yes, you can bring AA batteries on a plane. According to TSA regulations, dry batteries such as C, D, AAA, and AA are allowed to be packed in both carry-on and checked luggage.
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If you're traveling with spare batteries in addition to the ones inside your devices, consider placing each battery in its own protective case, plastic bag, or package, or place tape across the battery's contacts to isolate terminals. Isolating terminals prevents hazards due to short-circuiting.
Checked Bags: Yesin the most common sizes: AA, AAA, C, D, button cell, 9-volt, etc. Batteries must be protected from damage and creating sparks or a dangerous evolution of heat. For more information, see the FAA regulations on batteries. For more prohibited items, please go to the 'What Can I Bring?'
Checked Bags: NoSpare (uninstalled) lithium ion and lithium metal batteries, including power banks and cell phone battery charging cases, must be carried in carry-on baggage only.
Consumer-sized batteries (up to 2 grams of lithium per battery) may be carried. This includes all the typical non-rechargeable lithium batteries used in cameras (AA, AAA, 123, CR123A, CR1, CR2, CRV3, CR22, 2CR5, etc.)
Good news! Most are allowed in carry-on or checked bags depending on the type of product and if they are battery operated. Battery operated toys that use traditional non-rechargeable batteries (AA, AAA, etc.)can go in checked or carry-on bags.
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.
They are not allowed in checked baggage, reason being that if for some reason they overheat and catch fire, it is not as easy to control in the cargo area as on board. Flight attendants are trained how to control an overheating lithium ion battery in the passenger compartment.
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.
Safety Razors: Because the razor blades are so easy to remove, safety razors are not permitted in your carry-on luggage with the blade. They're fine to pack in your carry-on without the blade. The blades must be stored in your checked luggage. The same applies for straight razors.