LOCKER SECURITY | how to make locker security alarm at home @RJImagination
LOCKER SECURITY | how to make locker security alarm at home @RJImagination
Uploaded September 2018 | Updated September 2026, 1 hour ago
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In this video, I am going to make a Locker security alarm using 555 ic and LDR


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LOCKER SECURITY | how to make locker security alarm at home

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