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买一块好一点的指针式的万用表好难

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若想选用一块好的指针式万用表,建议购买五六十元价位的指针式万用表,这种价位的万用表做工一般都较好,拿着沉甸甸的,表笔线也较粗,可以测量大电流,不用担心烧坏表笔线。

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  • 插座一用电就跳闸,原来是零线共用惹的祸,老电工轻松解决了