Can not be checked.
As early as 2009, China Civil Aviation Administration issued the "Lithium Battery Air Transport Specification", which made detailed regulations on the air transportation of lithium batteries. At present, the consumer electronics devices containing lithium batteries in China, such as watches, calculators, cameras, mobile phones, laptops, camcorders, etc., can be placed in hand luggage for air transportation, but must be prevented from accidentally starting. Measures.
At the same time, the lithium battery or backup battery in the equipment with the aircraft must meet the following lithium content and rated energy limit. The lithium content of the lithium metal or lithium alloy battery does not exceed 2g, and the rated energy of the lithium ion battery does not exceed 160Wh. For large lithium-ion batteries rated at 100Wh-160Wh, they must be approved by the airline before they can be brought on board.
The spare battery cannot be checked and can only be placed in hand luggage, no more than two passengers per passenger.