Komando picks Brilliant electronic zipper-checker August 21, 2013 Share:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window) Is your fly down? You can’t check without drawing attention! That’s why an amateur inventor concocted this ingenious homemade zipper-checking gadget! Watch next video Gorgeous Apple iWatch concept Related Videos 28:29 Komando picks The history and insane engineering of modern submarines 13:19 Komando picks Recreating gecko skin for robots Komando TV Parking ticket scam, trending TikTok tech, hide from facial recognition Stop robocalls once and for all Robocalls are not only annoying, but they scam Americans out of millions every year. Learn Kim's tricks for stopping them for good in this handy guide. Get the eBook