Uploaded September 2020 | Updated September 2026, 3 weeks ago

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$2 for PCB Prototype & Free SMT assembly : jlcpcb.com

In this video we will see how to control ESP8266/ESP32 using telegram bot. In this video we have used the custom designed ESP8266 4-channel relay board but we can use 2 channel relay as well.


STechiez Blog : stechiez.com
Tutorial : stechiez.com/home-automation-using-arduino-esp8266-nodemcu-and-telegram
Help my projects on Patreon : patreon.com/stechiez

Code and Schematic:
github.com/stechiez/iot_projects/tree/master/Esp8266_telegramBot

You can get the materials from :
Nodemcu - banggood.in/custlink/mmKheOZjl3
4 Channel Relay 5V - banggood.in/custlink/mGDdgOZlLw
8 Channel Relay 5V - banggood.in/custlink/3vDhBo9jg2
Jumper Wires - banggood.in/custlink/vGGheoIogd


Reference to connection diagram for nodemcu and 2/4 channel Relay.
youtu.be/v7qIli38QQ8

Required Parts
ESP8266 (Nodemcu) board,
2/4 Channel relay
2 Light bulb holder
2 bulb
wires
Telegram application installed on the phone

IoT Video Library
Tutorial on How to post data to Google Firebase using ESP8266
youtu.be/WwRjlMKAjXw

Tutorial on How to post data to Thingspeak using ESP8266
youtu.be/_2vIPBNzGAQ

How to Get Gmail Notification on ESP8266 & OLED
youtu.be/mxU4ZRLazac

How to Post Data To Google Spread Sheet Using ESP8266
youtu.be/Fq1kgt_auns

IoT Based Smart Agriculture System | Smart Gardening
youtu.be/kWsI6fyNcQA

#nodemcu
#homeautomation
#telegram
#smarthome
#esp8266