In this CD4017 project, I have shown how to make simple motion sensor switch using 4017 IC and E18-D80NK IR proximity sensor to automate the washroom light. You can also use this circuit as motion sensor alarm.

PCBA from $0 (Free Setup, Free Stencil) ht…

In this ESP-01 project, I have explained how to make a simple IoT project using ESP01 ESP8266 Sinric Alexa, Google Assistant and manual switch. You just need ESP-01/01s relay v4.0 and ESP01 to make this IoT based home automation project.

To try out the FREE…

In this IoT project, I have explained how to make IoT based ESP32 projects using Google Assistant, Amazon Alexa and Sinric to control relays with voice commands and manual switches. I have used all the free tools for this IoT-based home automation system.…

In this IoT project, I have explained how to make IoT based home automation using Sinric Pro, Google Assistant, Amazon Alexa to control relays with voice commands. Also explained how to add automations in Sinric Pro. I have used all the free tools for this…

In this ESP32 project, I have shown how to make an ESP32 internal RTC timer control relay without any external RTC module. The ESP32 will get the time from NTP server initially, then it use the internal RTC to control the relay.

Here I have used Altium PCB…

In this ESP32 project, I have shown how to make an ESP32 RTC DS3231 control relay with OLED clock. You can set the ON/OFF time for the relay using ESP32 access point. This project don't need any WiFi.

To try out the FREE trial version of Altium, click here…

In this IoT project, I have explained how to control multiple relays with Matter protocol using ESP32. Here I have used ESP ZeroCode platform to generate the firmware for the ESP32 Amazon Alexa project without writing any single line of code.

To try out…

In this Internet of Things project, I have shown, how to make Google Assistant ESP32 based home automation using Arduino IoT Cloud. Also control relays with IR remote and manual switches and monitor the room temperature from DHT11 sensor. I have used all…

In this IoT project, I have shown, how to make ESP8266 NodeMCU Home automation with Google Assistant using Arduino IoT Cloud IoT platform.

Here I have used Altium PCB Designer to make the PCB...
To try out the Altium365, click here - https://www.altium…

In this ESP32 project, I have shown, how to make home automation system using ESP32 Web Server control relay. Also control relays with manual switches and monitor the real-time feedback on web-dashboard.

Check out this link to get great discount on Altium…

In this internet of things project, I have shown how to make the IoT based water level indicator project using ESP32 Arduino IoT Cloud and ultrasonic sensor. For the LOW water level, the alarm will start and you can monitor it on the smartphone through the…

In this ESP8266 project, I have explained how to make an internet of things project using ESP01 ESP8266 Arduino IoT Cloud, Google Assistant and manual switch. You just need ESP-01/01s relay v4.0 and ESP01 to make this IoT based home automation project.

To…

In this ESP32 project, I have shown how to make the plant watering system using ESP32 web server and a soil moisture sensor. The ESP32 will control the water pump automatically as per the soil moisture level. You can monitor the moisture level and temperature…

In this tutorial, learn how to build an IoT-based home automation using ESP32 Telegram with FREE tools. This IoT project enables you to control electrical appliances remotely via the Internet of Things (IoT) and also manually using latching switches.

Order…

Take your ESP32 projects to the next level with this ESP-NOW Master-Slave Relay Control tutorial!

Check out this link to get great discount on Altium PCB Designer and also to try out it's free trail
Click here - https://www.altium.com/yt/TechStudyCell
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In this project, we combine ESP32 ESP-NOW communication with a built-in web server to control 4 relays wirelessly. The master ESP32 sends commands using ESP-NOW and also hosts a web interface to control the relays from any device connected to the local network.…

In this ESP32 tutorial, I’ll walk you through an exciting ESP32-based Home Automation project that lets you control 4 relays from your smartphone or any web browser using a custom-designed responsive web dashboard. This project is perfect to learn how to…

In this project, we build a powerful ESP32 IoT Home Automation System that features real-time control via Firebase Realtime Database, a modern Web Dashboard, and manual relay control using physical switches. This complete setup lets you control your appliances…

Build an ESP8266 Firebase IoT Home Automation system with real-time relay control via a responsive web dashboard and manual switches. Control 4 relays with EEPROM support to retain states after power loss.

Check out this link to get great discount on Altium…

In this ESP32 project, we’ll build a powerful ESP32-based IoT smart home system using ESP RainMaker, allowing you to control 4 relays via the RainMaker app, Alexa, Google Assistant, and manual switches — I have used all the free tools for this IoT-based home…