Features Monitor Solar and City Grid Energy: Keep track of electricity generated by solar photovoltaic systems and energy consumed by the city grid, providing insight into overall energy usage and efficiency. App-Controlled Automation: Use the Tuya for gateway to control the energy meter through the Tuya app, enabling automation and integration with other Tuya devices for seamless energy management. Energy Measurement: Equipped with 2 80A current transformer CT clamp sensors, allowing accurate measurement of current, voltage, power factor, active power, and frequency in real time. Overload Defence: Built-in overload Defence safeguards against electrical failures and safety hazards caused by excessive energy consumption, ensuring the safety of electrical appliances and the system. User-Friendly Design: Simple wire connection and easy installation make it convenient to use, while the app provides comprehensive energy consumption records and data for up to 1 year. Specification: Item Type: Smart 2 Way WiFi Energy Meter Ring: 2 x 80A For : 3.0 RF Characteristics: Operating Frequency: 2.4GHz Built in antenna Operating Voltage: AC90~250 V 50/60Hz Measuring Voltage Range: 0.2A~80A Calibration Measurement Accuracy: ≤100W(within ±2W); >100W(±2% or less) Report Period: Every minute Temperature Range: -20~55℃ Humidity Range: ≤90% No condensation Mounting Method: 35MM DIN rail Package List: 1 x Smart 2 Way WiFi Energy Meter 1 x User Manual Note: The for version need to work with the for tuya for gateway. Package List 1 x Smart 2 Way WiFi Energy Meter 1 x User Manual