| 摘要 |
<p>An electrical device configured to be powered by a battery, the electrical device including: a battery monitoring system configured to determine deterioration of capacity of the battery; a display device (70) configured to display an image that includes: a first representation of an original capacity of the battery, a second representation of amount of deterioration of the battery capacity relative to the first representation (72), a third representation of undeteriorated amount of the battery capacity relative to the first representation (74), and a fourth representation of the present charge of the battery relative to the third representation (78).
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