A smart ring created in India, called Fin Finger allows you to control any electronic device from the thumb, according to its creators.
The device works through the 'bluetooth' technology to connect with hundreds of electronics devices. The Indian company called FIN ensures that the ring could control video games, laptops, smartphones, cameras, among other devices.
Its creators believe that this invention will change the way we deal with electronic devices, because everything can be controlled with one finger.
You can pre-order the FIN FINGER on wearfin