Is it possible to have continous votage monitoring in a graph form for a day
The voltage data is reported by hourly based or refreshed when users get access to the display page of the app, what you are request needed the server to query the devices for its wattage data continuously without breaking. It was a huge consumption and huge pressure for the device.
Our open API can help you make it possible please refer to 酷宅开放平台 4.2