Nikola Tesla, Leonardo da Vinci, Thomas Edison, Napoleon Bonaparte, all these visionaries had one thing in common. They knew how to hack their sleep cycle to stay healthy, refreshed and still be highly productive for more than 20 hours in the day. Neuroon Open's headband allows you to do the same! This open-source headband can be used for effective sleeping, smart waking, deep meditation, polyphasic sleep, and lucid dreaming. Buy Now!