রাত হলেই জলেওটবে সকাল বেলা নিবে জাবে How to make automatic led bulb at home || Night Bulb on off 

রাত হলেই জলেওটবে সকাল বেলা নিবে জাবে How to make automatic led bulb at home || Night Bulb on off
about this video....
this video I will show how to make 230volt bulb automatic on of using ldr, very easy using bt136 triac ic and resistance 220k used and ldr simple and easy so gays I hope you enjoy this video thanks for waking.
Your Queries :-
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