... 1.panel meter 2.high sensitivity 3.high quality DC/AC multifunction meter Description Multifunction Electric Power Meter ... >300kΩAccuracyRMS measurement, CLASS 0.5 CurrentRated currentAC1A,5A(please note when purchase)Over loadPermanent,:1.2 times ... , three, or four rows LED display PowerOperation rangeAC/DC 80~270VPower consumption<5VAOutputDigital interfaceRS-485,MODBUS-RTUPulse inputTwo power ...