It's a similar idea as L'Oréal's My Skin Track UV sensor, but the $299 (discounted to $199 at launch...
This exposure-tracking pendant will help you stay safe in the sun.
It's a similar idea as L'Oréal's My Skin Track UV sensor, but the $299 (discounted to $199 at launch) Gem smart jewelry wearable from The90 is a more...
Author: The Verge
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