Features: High-precision measurement, real-time monitoring of voltage, current and power of each channel in the process of generation and consumption of kilowatts. Mobile phone application: The application displays the power, current, voltage and frequency of the measured channel in real time. Performance Statistics: The app shows the daily, monthly and annual reverse and forward totals of the individual channel. Display the percentage of power consumption to avoid abnormal power consumption. Automation function: You can set the power or current value in the app. Only when the power or current exceeds the value, the device starts to work. Easy installation: 35mm rail mounting, no need to replace the cable connection, just clip the wires into the clamps and measure.