Feature:1. APPLIANCE MONITORING: Energy monitor come with three 200A sensors to accurately monitor your air conditioner, stove, water heater, washer, dryer and more2. ENERGY MONITORING: Electricity meter monitor your home actual power anytime and anywhere to prevent expensive repairs, save energy, and save money3. MEASUREMENT OBJECT: Clamp current transformer support voltage, current, and power factor measurement, and support linkage with other for tuya4. REAL TIME ENERGY DATA: Energy monitor needs to be used in conjunction with the gateway to monitor energy usage through a mobile application. Provide 2 seconds of data with 2% accuracy5. EASY TO USE: The power clamp is lightweight and easy to install, and help you monitor power usage in your facility by connecting clamp to power cordSpecification:Item Type: Smart Home Energy MonitorFor ZigBee: 2.4GHz IEEE 802.15.4For ZigBee Profile: For ZigBee 3.0Operating Frequency: 2.4GHz external antennaOutput Power: +20dBmCT Current: 3x200AAccess Voltage: 100~240VCalibration Measurement Accuracy: 100W(within 2W), >100W(2% or less)Temperature: -20~+55Humidity: 90% No condensation.Package List:1 x Three Phase Smart Meter1 x User Manual1 x Antenna1 x Antenna Base4 x AccessoriesNote:Important Safety Information: The power clip must be installed and repaired by a qualified person, do not touch the terminal of the device during the test, and turn off all power to the device before installation. Keep you safe.