Esp32 PZEM004Tv3 IoT

Hello everyone, i have problem to sending data (volt, ampere frequency and control relay) to ubidots. i have made a sketch/coding, please help me to fix it. thanks all. im so sorry for my english.pzem_online.ino (4.7 KB)

Good day @zaini241,

Could you please expand the issue that you’re facing? Do you have a compilation error, or does it happen once the code is running?
Could you please provide a screenshot of the error? It’s always helpful.

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