Features Current Meter Digital True RMS Current Meter Power Monitor Total Power Monitoring by Meter, Web, SNMP, Free Bundle Software Protocols Http, Https, SNMP, DHCP, UDP Alarm Thresholds User-Defined Alarm Thresholds for Warning and Overload Event Alert Email, Trap, Audible Alarm 　 Specification General Output (8) NEMA 5-15/20R Input (1) IEC320 C20 Inlet; Enclosed IEC320 C19 to NEMA 5-20P Power Cord 3 Meters long Protection (1) 20 AMP Circuit Breaker Communication SSL Indication (1) Yellow LED DHCP Indication (1) Green LED Network (1) RJ45 for Ethernet Current Meter 3 Digits Meter Range: 0A ~ 20 A Resolution: 0.1A Precision: +/-2%+/-0.1AMP Operation Nominal Voltage 115V Voltage 100V~127V full range Frequency 50/60HZ full range Max. Output Current 20 Amp Temperature 0 ~ 40 Celsius degree Humidity 0% ~ 90% Size 90 x 432 x 44 mm Weight 2.5 kg ________________________________________ Regulatory Approvals CE, EN 55022 Class A, EN 55024,EN 61000-3-2,EN 61000-3-3 FCC Part 15 Class A, ICES-003