Description:   DDS238-2RO Digital 230V 5(65)A DIN-rail Kilowatt Hour Kwh Meter LCD Display   Features:    Active power metering and needn't adjust in long term operation Large scale integrated circuit and SMT advanced technology Good linear error in the range of 0.4%b ~ lmax watt-hour meter Double LED indication of the power condition and pulse signal   Specification:   Product Type: DDS238-2RO Accuracy Class: Class 1 Minimum cuyrrent: 0.02A Voltage& Current: 230VAC \/ 5(65) A Frequency: 50Hz  Advantage:  High quality electronic components、 Wide voltage range、 good reliability、 high precision、 low power consumption、 Small in size、 convenient installation、 simple structure and preventing electricity-stolen.                   Package includes:    1 x Single phrase energy meter   Details pictures: