| 摘要 |
An aspect of the invention provides a base case battery for a portable personal computer. The base case battery includes a base case, a charging portion, a storage device, and holding portions. The charging portion is disposed in the base case, and configured to be electrically connected to the power input of the portable personal computer through a first connector. The storage device is disposed in the base case, and configured to be electrically connected to the portable personal computer through a second connector. The holding portions are disposed on the base case, and each of the holding portions is configured to mechanically connect the base case to the portable personal computer detachably. The charging portion is configured to extend the usage time of the portable personal computer, and the storage device is configured to extend the storage capacity of the memory of the portable personal computer.
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