Wall delay switch has the same switch function as common wall switch; The lighting time can be freely controlled.

墙壁延时开关具有普通墙壁开关功能，照明时间长短随意；

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Wall delay switch has the same switch function as common wall switch; The lighting time can be freely controlled.

墙壁延时开关具有普通墙壁开关功能，照明时间长短随意；

youdao