How to set timer to turn ON/OFF relay in seconds?

nahh, It is super complicated for this simple use… I flash Tasmota on my esp8266… problem solved… no programing required! This blynk code make no sense and documentation doesn’t exist, with tasmota you have all posible scenarios with 50+ pages explained in details…

If someone is working on something simmilar here is link for tasmota shutters and blinds!
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https://tasmota.github.io/docs/Blinds-and-Shutters/