Feature:1. Powerful Function: High-precise measurement, real-time monitoring of voltage, current and power of each channel when generating and consuming kilowatts.2. Mobilephone APP Control: The app displays real-time power, current, voltage, power factor, frequency, and electricity statistic for each channel in forward and reverse direction.3. Power Statistics: APP program displays hourly, daily, monthly and yearly electricity. Real time monitor to avoids abnormal power usage.Specification:This Tuya intelligent energy meter is controlled by the Tuya APP, the app displays real-time power, current, voltage, power factor, frequency, and electricity statistic for each channel in forward and reverse direction. Power consumption measurement support. The device is able to calibrate by adjusting the percentage. Features:Powerful Function: High-precise measurement, real-time monitoring of voltage, current and power of each channel when generating and consuming kilowatts.Mobilephone APP Control: The app displays real-time power, current, voltage, power factor, frequency, and electricity statistic for each channel in forward and reverse direction.Power Statistics: APP program displays hourly, daily, monthly and yearly electricity. Real time monitor to avoids abnormal power usage.Automation Function: It allows to make a scene for this device working with other tuya devices. Set automation for the measured device, for example, if power or current is over the setting value, then other tuya device starts to work.Feature-rich Design: Power consumption measurement support. The device is able to calibrate by adjusting the percentage.Easy Installation: 35mm rail mounting, no need to replace wires connection is safer, just put the wires in the clip and measure.Specifications:Name: Energy MeterMaterial: PCVersion: WiFi version, ZigBee version (optional)Type: 1CT, 2CT (optional)Current: 0.2-80AInput voltage: 110-240 V, 50/60HzAccuracy grade: 1.0Working current: -10 to 55Wireless type: 2.4GHzItem size: 47 * 47 * 18mm / 1.85 * 1.85 * 0.71inPackage size:1CT: 100 * 100 * 30mm / 3.94 * 3.94 * 1.18in2CT: 115 * 115 * 40mm / 4.53 * 4.53 * 1.57inPackage weight:1CT: 150g / 5.29ounce2CT: 200g / 7.05ouncePacking List (1CT):1 * Energy Meter1 * CTORPacking List (2CT):1 * Energy Meter2 * CTPackage List:(1CT):1 * Energy Meter1 * CTORPacking List (2CT):1 * Energy Meter2 * CT