POWR3 Smart Switch - Wi-Fi
Manufacturer: SONOFF
With this Wi-Fi smart switch you could measure the power usage of an appliance.
Data sheet
| Voltage | 100 to 240 volt |
| Frequency | 50 or 60 hertz |
| Maximum power | 5500 watt |
| Maximum current | 25 ampere |
| Channels | 1 |
| Protocol | Wi-Fi |
| Compatible with | eWeLink |
| Working temperature | -10 to 40 °C |
| Working humidity | 5 to 95% |