surveillance robot

How to make a surveillance robotic car using ESP 32 cam board

In this article, I am going to share a very interesting project using an esp32 cam module. It is a…

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Decode IR remote

How to decode any IR remote using Arduino

In this article, I will tell you the easiest way to decode any IR remote control using an Arduino UNO…

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power bank auto off

How to stop a power bank from turning off

We use power banks for charging our phones but we can use power banks to run many gadgets. We can…

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Piano

How to make a mini piano Using Arduino

In this article, I will share with you how you can make an electronic musical instrument using Arduino. It’s a…

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Powerful PWM Controller for Dc motor – Technoreview85

In this article, I will describe how you can make a PWM DC speed controller. This is a pwm controller…

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High-temperature alarm

High-temperature alarm circuit using Lm358 – Technoreview85

It is a high-temperature alarm or over-temperature alarm system electronic project. In this article, I am going to describe how…

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Clap switch – Turn on and off light / Fan by clapping using Arduino

Here I am going to describe how you can make a very interesting Arduino project. It is a clap switch….

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heartbeat sensor circuit

How to make an easy heartbeat sensor circuit ( no need code )

In this article, I am going to describe how you can make a human heartbeat monitor circuit. Usually this type…

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door lock with smartphone

How to make electronic smart door lock using Arduino

It is an Arduino based Door lock project. You can Look & unlock any door using your smartphone. How does…

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DIY Bluetooth earphone

How to make a wireless Bluetooth headphone at home

It is a very easy & simple project. You can convert your old wired headphone to wireless Bluetooth headphones. It…

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