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…

add comment
GF 07 not working sim card

GF 07 GPS tracker is not working – 100 % Problem solving trick

Gf 07 is a portable GPS tracking device. It works with the GSM network by sending & receiving SMS. This…

add comment
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…

add comment

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…

add comment

How to track anyone’s location using a GPS tracker

Hi, guys in this article I am going to tell you how you can track anyone using a mini portable…

2 comments
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…

add comment
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…

add comment

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….

add comment
OLD tablet RAspberry pi 7 inch screen

HDMI Monitor at very low cost – Use your Old Android Tablet as an HDMI monitor

Hello guys, in this article I am going to share with you a very useful trick for DSLR camera users…

add comment
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…

2 comments