Features 1、Energy Monitoring: This device supports bidirectional energy consumption monitoring, which can monitor the electricity generated by solar photovoltaic system and the energy consumed by urban power grids. 2、Mobile APP Control: After the smart energy meter is connected to WiFi (internet enabled), users can monitor the device status anytime and anywhere on for Tuya or for smart LIFE APP (with phone signal). 3、Current Transformer: This smart energy monitor is equipped with a 300A current transformer CT clamping sensor, with a measurement current range of 0.2A‑300A, which has high accuracy and high sensitivity. 4、Multiple Functions: This energy meter supports real time monitoring of voltage, current, power factor, active power, and frequency. The working voltage is AC90‑, the data refresh rate is once every 15 seconds. 5、Energy Consumption Record: You can view energy consumption records for hours, days, months, and years on the APP, with a maximum storage time of over 1 year. It supports click operation and other device automation. Specification Item Type: WiFi Smart Energy Monitor Clamp: 1 x 300A WiFi: 802.11 B/G/N20/N40 at 2.4GHz BLE: Bluetooth 4.2 Low Energy RF Characteristics: Working Frequency: 2.4GHz Built in Antenna Measurement Current Range: 0.2A-300A Calibrated Measurement Accuracy: ≤100W (within ±2W), >100W (within ±2%) Reporting Period: Every 15 Seconds Temperature Range: -20-55℃ Humidity Range: ≤90% Non Condensing Installation Method: 35MM DIN Rail Package List 1 x Energy Monitor 1 x User Manual