Energy MonitoringMeasuring and calculating the power consumption and cost of your connected devices. In total 7 monitoring modes, this current meter for socket supports monitoring time, power, cost, cumulative power consumption, voltage, frequency, current, power factor, maximum power and electricity price. Surge ProtectionElectrical Voltage: 230V AC 50Hz, Max Current: 16 Amps, Max Power: 3680W. If the total power exceeds the 3680W power rating of the current meter for the outlet, "OVERLOAD" will flash on the display to warn you that the device must be disconnected from the mains to prevent overheating. Easy to UseSimply press the "FVNC" button on the power meter to select the monitoring mode, the "COST" button to set the unit's power supply price, the "UP" and "...