1. Total Power Measurement: The Tuya WiFi bidirectional energy meter can accurately measure the total power for both forward and reverse channels, and the percentage of energy consumption is displayed, making it convenient for users to monitor and manage their energy consumption. 2. Mobile App Control: Remotely control all connected devices via the \"Smart Life\" or \"Tuya\" app. The app page provides real-time monitoring of total power, voltage, current, active power, power factor, and frequency. 3. Dual Channel Measurement: This WiFi power meter allows independent measurement of the power for channel A and B, enabling users to clearly understand the energy consumption of each channel, effectively manage energy usage, and optimize energy efficiency. 4. Automatic Function: You can set a power or current limit in the app, and the device will only start working when the power or current exceeds that value. 5. Easy Installation: The smart meter has a compact design and small size, suitable for mounting on a standard 35mm DIN rail. Widely used in AC circuits, it is suitable for power measurement systems, schools, markets, household appliances, industries, laboratories, etc. Specifications: Rated voltage: AC 100-240V; Rated current: 0.2-80A; Rated frequency: 50-60Hz; Measurement accuracy: ±2%; Dimensions: 46 x 46 x 19mm; Protection class: IP20. Package contents: 1 x Smart electricity meter, 2 x Current transformers, 1 x Screw mounting accessories