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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fire alarm

How to make a fire alarm project – Technoreview85

It is an easy fire alarm system using IC LM358 & an IR Diode. this is a low cost fire…

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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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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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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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Object detector circuit using Ultrasonic sensor Without Arduino

Object detector circuit using Ultrasonic sensor (No need code)

It is a simple electronic project using an Ultrasonic sensor HCsr 04 with IC 555. Usually, we use HCsr 04…

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lpg gas leakage detector using arduino

LPG gas leakage detector using Arduino

It is a useful Arduino based LPG gas leakage detector & alarm system. You can make it using Arduino Nano…

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Arduino robot

How to make a robot using Arduino

In this article, I am going to describe how you can make a Robot or humanoid robot using Arduino. It…

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