Tuya Smartlife Zigbee Energy Meter. 20$ for single sensor, there's also a version with 3 sensors for slightly more.
Data goes in HomeAssistant for quick monitoring and InfluxDB for further checks.
I compared it with readings of the energy company meter and it was within a 5% error over 6 months.
Tuya Smartlife Zigbee Energy Meter. 20$ for single sensor, there's also a version with 3 sensors for slightly more.
Data goes in HomeAssistant for quick monitoring and InfluxDB for further checks.
I compared it with readings of the energy company meter and it was within a 5% error over 6 months.