把腿扒开让我添30分钟视频,日本爽快片18禁免费看,色www永久免费视频首页,他扒开我小泬添我三男一女

ZCB-ⅡPower Net Insulation Detector

This detector is used for shipping power net and lighting detecting alarming.

When the power net insulation resistance lower than the setting value(0.01M-0.1MQ adjustable),the alarm lamp on,and output alarm location,Detector has no self inspection function.

- back -