1、As the built-in device generating electricity without the battery and any other power connets to water, LED will emit the light.
2、The light can change one color every 3 to 5 seconds so that the rainbow colors are showing gradually.
3、The built-in flow regulating valve can control water pressure effectively and improve the service life of motor hugely, as well as save water. Besides, the filter screen designed inside the flow regulating valve can filter the impurities in water, improve water quality and protect the motor rotor from being damaged.
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