No.5 battery can be taken on the plane, but it can only be carried as carry-on baggage, not as checked baggage. Portable electronic equipment (camera, mobile phone, notebook computer, video camera, etc.). ) Including self-use lithium battery, it can be carried as hand luggage on board, and the rated energy value of lithium battery shall not exceed 100Wh (watt hour).

Those exceeding 100Wh but not exceeding 160Wh may be installed on the equipment in checked baggage or hand luggage with the approval of the airline. It is forbidden to use lithium batteries above 160Wh.

Other regulations on airplane luggage.

In order to ensure the safety of your checked baggage, the suitcase needs to be locked, and the cartons and woven bags need to be packed. Please don't carry cash, jewelry, securities, valuables, lithium batteries and other inflammable and explosive articles in the checked baggage. It is suggested that you hang or paste a personal name tag on the outside of the checked baggage so that you can find it easily when there is a problem in baggage transportation. Valuables, digital electronic products, fragile and perishable goods, etc. , shall not be checked as checked baggage or sandwiched in luggage.