Using NodeMCU ESP8266 for controlling switches (Relay). Uses RTC (Real Time Clock - DS3231) and NTP (Network Time Protocol) for maintaining time. OLED Display (128x64) for instant updates. A webserver ...

Note not all devices having wifi/network feature to run web server on device as mentioned in above esp8266 example. e.g. arduino uno device wont have the web server enabled due to lack of network ...