| 摘要 |
A ball includes an inflatable inner sphere and a receiving tube is located in the inner sphere so that a lighting device is received in the receiving tube. An outer layer is coated to the inner sphere and has a plurality of holes defined therethrough. The lighting device includes a switch unit, a power unit, an activation unit and a lighting unit, wherein the switch unit and the activation unit are electrically connected with the power unit, and the lighting unit is electrically connected with the activation unit so that when the switch unit is activated, the lighting device lights up.
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