Hello to all of you and in this video I am making homemade uv led light that will help to sterilize your hands.
Search on web and you will find that uv light kill viruses.
For making I use 8pcs ultra violet leds,8pcs 50ohms resistor,small switch and 3.7v rechargeable battery.
How To Make UV Virus Killer ─ Hacktuber
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