U1253B数字万用表的详细介绍U1253B数字万用表:Razor-sharpreadingsOLEDdisplaywith4.5-digitresolution160°viewingangle2000:1contrastratioFeatures-packedTrueRMSAC+DCUSBconnectivity1,000datapointsformanualloggingBuilt-in20MHzfrequencycounterandsquarew***egeneratorcertifiedtoCEandCSA0,000counts)