Can You Bring Portable Batteries On A Plane. Except for spare uninstalled lithium batteries all the batteries allowed in carry-on baggage are also allowed in checked baggage. The capacity of the power bank must not be more than 160 wh 44444 mAh.

The fact of the matter is you can. Many believe you cannot travel with a mobility scooter or power wheelchair on an airplane because of the lead-acid or lithium batteries they contain. Batteries are in carry-on bag only.
However we recommend that you pack them in your carry-on bag whenever possible.
If they are loose spare batteries you can bring them in your carry on but not in the hold. 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. From the US. All mobility scooters and power wheelchairs are equipped with non-spillable batteries.
