Hotel Key Card Switch - how to install and works - High power load and energy saving device
Автор: View First
Загружено: 29 мар. 2023 г.
Просмотров: 13 706 просмотров
In this video, View First will gonna show you another capturing attention product, that once you asked yourself and amazed you how it works. This item is commonly known as hotel key card switch, which its purpose it to turn the power source of the room once entered by simply inserting the key card on its housing. and if you leave the room and get the key card the power will stand by a certain time before it will totally off. which is the key feature to save enery and money.
#viewfirst #keycardswitch #keycard

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