1. Remote Control ON/OFF by Tuya APP or Smart Life APP at anytime from anywhere 2. Total active energy kWh measure 3. APP can read kWh, .S current , voltage , active power 4. Timer control function. Delay time cut off function 5. LCD display, Real-time display of Voltage, Current, Active Power, reactive Power, power factory ,frequence, total Energy kWh Please noted: This TUYA wifi energy meter will update the Kwh data when disconnect with wifi, other type Metering circuit breaker will not increase the Kwh when discounnect with wifi. This meter Only supports 2.4G Wireless Network, NOT for 5G Power Supply:85-300V AC 50/60Hz Rated Current:63A 35mm Din Rail install can use same TUYA APP, compatible with other TUYA product such WIFI socket, led ,fans and so on Active energy accurate is class 1, IEC62053-21 Push the button last more than 10s, the WIFI led will flash quickly, then use APP to operation bear 400V/hour not damage NEW function: 1. Positive and negative phase power + historical power 2. Power email export function 3. PV difference power display 4. Electricity bill display 5. Carbon emissions settings 6. Note that there is no temperature display, leakage protection, unbalance protection function, external power failure, the meter will not be switched off for protection 7. Manual button switch control 8. The function of comparing the power with the power of the total meter 9. Power curve display every 15 minutes for 24 hours of the day 10. Overvoltage and overcurrent protection settings 11. Operation records and failsafe records 12. Password protected settings Colour:White Material:PC Size:96x72.5x18mm Package Contents: 1 * Smart Energy Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.