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 Cool LED wheels for your bike Personal Mobility Made Easier By Honda UNI-CUB You will never lose your keys again with this device Stable Bike with Triangular Wheels DoorJammer – Door Security Device Use A Flashlight to Charge Your Cell Phone
