You can bring in your own batteries only if certain conditions are filfulled.
The handling of batteries differs depending on their capacity, so please refer to the following for details.
*If there is no description of the capacity (watt-hour rating), please check it with this formula. Watt-hour rating (Wh) = Rated quantity (mAh) x Rated voltage (V) ÷ 1000 Depending on the product, there may be cases where the watt-hour rating and rated voltage are not indicated. Please contact the manufacturer.
*For details on the transportation of portable electronic devices containing lithium batteries subject to recall, please refer to the following information.