Popsugar Tech Best Of 2019 Best Gadgets 2019 The 18 Coolest Gadgets of 2019 Are So Genius, They'll Change Your Daily Life Forever 26 September 2019 by Macy Cate Williams View On One Page Photo 7 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Glo Science Brilliant Teeth Whitening Device Everyone is raving over the impressive results this Glo Science Brilliant Teeth Whitening Device ($199) provides. Previous Next Start Slideshow ShoppingBest Of 2019Tech GiftsGadgetsTech Accessories