| 摘要 |
This invention relates to an exercise device of skill and amusement. The device includes a generator within a hollow body which defines a predetermined path. Manual manipulation of the hollow body forces the generator to move along the predetermined path which in turn results in the production of electric power which is used to sequentially energize a number of light or audio means. Activation of sequential light or audio means provides amusement and an indication of the amount of manual skill being exercised by the user.
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