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Its the det box with a timer! I give 99% credit to let_it_out_org this project (mainly because he didnt put it into one cool project box).let_it_out_org posted this https://www.instructables.com/id/quotTimed_Soundiequot_or_quot12_second_sound/ instructable on how to make a 12 second sound grenade and I thought id make a video to show people how it works.

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Bio: I live in a small town where anything can happen! ESPECIALLY IN MY NEIGHBORHOOD!
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