... meter manufacture High cost performance With CE certificate hIgh quality LCD Intelligent energy monitoring technical parametersvoltage imput, AC 100V,200V ... hole-cutting size,96x96mm 120x120mm 112x112mmproduct presentation,adopt blue backlit LCD display,can display common power quantity and other parameters. ... row ,the third row LED display separately represent P,Q,COS,it's unit is W,Var.indicator K or ...