Open the product you want to develop：
This means: -100.0 to 100.0.
You can only report when the report value has changed by calling the mcu_dp_update interface. You also need to ensure that the size of the data you report is within the range set on the tuya iot platform. You can print out the reported data and have a look at it.
Read the readme: https://github.com/tuya/tuya-wifi-mcu-s ... no-library