| 摘要 |
A cap for illuminating a beverage container includes a lens, a light emitting diode (LED), a battery, a control circuit, a control button, and a transparent lower section. The LED is mounted between a top cover of the cap and the lens. The LED is positioned to project light downward towards the lens. The control circuit is powered by the battery to drive the LED when activated. The control button is mounted in the top cover of the cap to activate the control circuit. The lower section is mounted to a base of the lens. The lower section is configured to be removably attached to the beverage container.
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