... Best metering device Manufacturer in China with lcd screen digital power meter CE,3C Operating temperature -10~+55Storage temperature - ... 3 Current Ia , Ib, I c, 9999A/kA 0.2%4 Power Factor cosøa,cosøb,cosøc,cosø, ... Power vara, varb, varc, var Directional 99999var/kvar/Mvar 0.5%8 Apparent Power VAa, VAb, VAc, VA 99999VA ... screen 5>Power parameter,people-oriented operation. electric digital power meter