Automatic Emergency Light Circuit | how to make automatic on off light circuit |SKR Electronics Lab

Hello friends welcome to our channel SKR Electronics Lab. In today's video I will show you how to make automatic on off emergency light circuit without relay. You can make it very easily at your home so watch the whole video without skipping .

▶️ Components Required 👇

1. BD140 or any NPN Transistor

2. 1N4007 Diode

3. 1K Resistor

▶️ 3.7v to 220v inverter 👇

   • How to make a Inverter with Mobile Ch...  
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For any problem you can comment me in comments section or message me on Instagram



▶️ My instagram ID is 👇👇


  / skr_electronics_lab  



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▶️ Amplifier Making Playlist -

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