Function: 1.Remote control at anytime from anywhere 2.Schedule/Timer/loop timer 3.Energy monitoring 4. Under voltage protection 150V-190V (adjustable) (default: 170V) 5. Over voltage proteciton 250V-300V (adjustable) (default: 270) 6. Over current protection 1A-63A (adjustable) (default: 63A) 7.Electric leakage protection:10-99mA 8.Preset current/voltage threshold values by app,Once the real-time/current/voltage reaches the threshold values,The connected electrical appliances will be automatically turned off Technical Data Rated Supply Voltage AC 220V Operation Voltage Range AC80v-400v(single phase) Rated Frequency 50/60Hz Electric Current (>A)setting range 1-63A Overvoltage (>U) setting range 250-300V (adjustable) Undervoltage( 150-190V (adjustable) Electric Leakage Protection 10-100mA(This feature can be turned off) Error 2% >U and<U trip delay 0.5s Reset/Start Delay 5s-90s Voltage Measurement Accuracy l%(Not exceeding1%of the overall range) Rated Insulation Voltage 400V Output Contact 1NO Electrical Life 105 Mechanical Life 106 Protection DegreeProtection Degree IP20 Pollution Degree 3 Altitude 2000m Operating Temperature (-30C^70C Humidity <50%at40C (without condensation) Storage Temperature -30C~70C Power Display Range 0-99999.9kw/h Function: