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https://templates.blakadder.com/index.html https://www.home-assistant.io/integrations/tasmota https://www.elektroda.com/rtvforum/topic3937910.html http://networkingathome.blogspot.com/2020/02/installing-tasmota-firmware-for-cheap.html https://codesandbolts.com/bsd29-smart-socket-esp8285/ https://wiki.soloshin.su/iot/firmware/tasmota/athom/pg01-eu16a#fn__12 https://tasmota.github.io/docs/Power-Monitoring-Calibration/#fine-tuning PowerSet 77 VoltageSet 220 CurrentSet 350 (1000*(77.0/220.0))