| 摘要 |
To reduce the size and weight of a vehicle including a battery and a charger, which is not mounted on the vehicle, for charging the battery with a charging current supplied from a power source. A vehicle 1 includes a battery 3 for discharging electricity to an electric motor 2 for driving the vehicle 1 to run. A charger 10 that is not mounted on the vehicle 1 is provided. The charger 10 can charge the battery 3 with a charging current supplied from a power source 8. At least one of the vehicle 1 and the charger 10 includes a charging storage device 18, 20 for storing charging history of the battery 3. The battery 3 is charged via the charger 10 based on the charging history stored in the charging storage device 18, 20.
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