A guy has made a prototype invention of his “Automatic Sunglasses” Pretty cool concept sunglasses that retract on their own on UV detection. Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts This Alarm Will Surely Wake You Up The Angry Tiger – Best useless machine ever No Matter How Rough the Seas, This Self-Leveling Pool Table Remains Balanced The Thermite Launcher Watch Them Watch You When Making Love – Google Glass World’s First Smart Pleasure Toy for Women