You are watching how you can make at home 4 inventions or gadgets.
Music used in pen gun:
music by Argofox | Royalty Free Music
Track:DOCTOR VOX - Frontier
Youtube link:https://www.youtube.com/watch?v=lkY3E...
Download:http://bit.ly/15soyYT
4 Incerdible Ideas you can make at Home ─ Hacktuber

<style>.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }</style><div class="embed-container"><iframe src="https://www.youtube.com/embed/I9AswgBC9gE" frameborder="0" allowfullscreen></iframe></div>