Today I will show to how to make Time Delay Relay circuit using 555 timer IC | Off delay timer Switch ！！

All the material you need for this project:

Here are the steps of this project:

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The product links as below:

IC chips: https://www.utsource.net/category/ele...

Modules: https://www.utsource.net/Modules?sour...

Passive components: https://www.utsource.net/PassiveDevic...

Sensors: https://www.utsource.net/home/sensors...

LED lightings: https://www.utsource.net/category/led...

More electronic components you may be interested:

TOP223YN https://www.utsource.net/itm/p/11232831.html
SG3525AN https://www.utsource.net/itm/p/11240372.html
30F124 https://www.utsource.net/itm/p/1860087.html
7805 https://www.utsource.net/itm/p/11664955.html
MIP0223SY https://www.utsource.net/itm/p/11564894.html

For more details, pls check the video on youtube: