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 5 Cool Kitchen Gadgets Everyone Needs Force Feedback Controller – Novint Falcon This smart brush tells you if your hair is healthy 8-Wheeled Skateboard Easily Descends Stairs R/C Toy Car – 100MPH iChair
