http://www.icemonkey.com/7-led-super-bright-water-resistant-adjustable-headlamp-2-modes-2022
5$? really? these are 2$ at dollarama in Canada..I guess the shipping is 3$?
anyway they aren't very good..switch goes out on them pretty quickly from my experiences..
I had one very similar to that. The plastic housing cracked for no apparent reason after using it twice. I'd say don't waste your money