How to use a multimeter? Detect whether household appliances are leaking electricity?

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How to use a multimeter? Detect whether household appliances are leaking electricity? The method is very simple and you will learn it [I love electrical appliance maintenance]

[@tonywong6026]

測試前有沒有按下燒水制呢？如果不用２２０Ｖ以上來測試,結果是不可靠的啊！

[@jiangjay2511]

沒有漏電的比對阿

[@rongziwang8722]

0.5兆歐就不漏電是什麼原理？

[@user-gp8es2tk2c]

0.5兆欧是对绝缘电阻表高压输出测量的标准，视频讲解是错误的