Workingcondition: 1)theambienttemperature:-15oC 50oC 2)supplyvoltage:220V 250V 3)maximumloadcurrent:10A 4)staticpowerconsumption:lessthan0.5W(not-to-load,ratedvoltageunderEnergyMetermeasurementpoints) 5)theextensiondeliverytimewhenoverloaded:0S±0.5S(seconds)