The main production LED tactile touch switch. Dust light touch switch. Limit detection switch. Waterproof audio headphone jack.
主导生产LED触觉轻触开关。防尘轻按轻触开关。限位检测开关。防水声频耳机插孔。
If the power light is still not on, check whether or not the main switch is with AC380V voltage by the universal meter.
如果电源指示灯同样不亮，请用万用表测量总开光是否有AC 380v的电压。
If the power light is still not on, check whether or not the main switch is with AC380V voltage by the universal meter.
如果电源指示灯同样不亮，请用万用表测量总开光是否有AC 380v的电压。
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