For users who build their own dashboards, automations, or offline analysis tools, real energy data is more useful when it is available at a stable interval. A single real-time power reading can show what is happening now, but half-hour kWh history helps users understand how electricity import and export change over time.

🔗 https://www.iammeter.com/blog/local-energy-history-api-kwh-readings

来源：iammeter.com · 2026-06-02