Auto On Off smart switch || solar | 2N2222 ||

Some ideas and experiments can be dangerous. For that you don't risk and damage your self and the environment. I am professional in my business with a lot of experience !
Every video, even that is completed with compliance with the all safety measures.
Enjoy the video and eat the sweets.
Materials / components :
1. 2n2222 transistor
2. 1n4007 diode
3. 10k resistor
4. LED
5. 3.7V battery
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WARNING :
This video is for demonstration and education purpose only. Each demonstration presents risk and hazards that must be fully understood before attempting. And should be performed only by professionals.
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[@sainaidu35]

Nice projects

[@KrishnaKumari-cm3iv]

Good

[@naninimmala8690]

Super bro