Energy meter Low power consumption Long life Based on RF Card Prepayment Single-phase Prepaid Energy Meter Based on RF CardMain Function:High reliability, low power consumption, long life, wide measurement range, high accuracyPrepaymentRF cardExquisite appearanceLCD displayElectrostatic preventionRS485 / Infrared meter-readingCarrier meter-readingClock functionMulti-rateMeter-reading at power ...
