| 摘要 |
<p>The head has an LED-unit connected with an electrical energy source, where the LED-unit is switched on by a control unit after expiration of a predetermined showering duration during beginning of water flow, where luminous color i.e. blue, of the LED-unit is changed into white color after defined time intervals. Time units of a showering process remains stored during interruption by the control unit, so that the LED-unit illuminates withdrawing of the water from the showering head depending on the entire showering duration during continuation of the showering process.</p> |
