GDFR-C1 series AC / DC digital meter yog qhov ntsuas ntawm qhov chaw, uas ntsuas AC thiab DC voltage.Nws muaj qhov sib faib voltage thiab ntsuas ntsuas.
GDFR-D1 Series AC / DC digital meter yog qhov ntsuas ntawm qhov chaw, uas ntsuas AC thiab DC voltage.Cov ntsuas digital thiab cov khoom faib tau nruab rau hauv ib chav.