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No. Personal oxygen cylinders can’t fly in carry-on or checked bags; airlines allow FAA-approved portable oxygen concentrators with battery rules.

Yes, you can bring an eyelash curler in carry-on; heated or battery models must ride in carry-on, with batteries protected—not loose in checked bags.

Yes, spare phone batteries and power banks must ride in carry-on; keep under 100 Wh, cover terminals, and never place spares in checked bags.

Yes, you can put an Apple Watch in checked luggage if fully switched off and protected; keep spares and power banks in carry-on.

Yes, TSA allows backpack pins in carry-ons and checked bags; stick pins may get extra screening, and officers make the final call.

Yes, you can bring an Xbox 360 on a plane; pack it in carry-on and remove it for screening, with spare lithium batteries in the cabin only.

Yes, you can bring an EpiPen through TSA in carry-on and checked bags; keep it with you, declare it if asked, and expect screening.

Yes, you can bring an electric wheelchair on a plane—airlines carry mobility aids free, with battery and preparation rules to follow.

Yes, an electric toothbrush is allowed in carry-on; keep spare lithium batteries in carry-on, protect the switch, and keep water flossers empty.

Yes, you can bring liquids of any size in a checked bag, but hazardous fluids, high-proof alcohol, and toiletry aerosols face specific limits.