Helight Sleep is the only technology to offer a patented protocol which guarantees an optimal result helping falling asleep and enhancing sleep quality: precise narrow bandwidth 630nm wavelength devoid of blue component, optimal intensity to affect sleep (below vigilance threshold), diffusion engineered to create the best possible environment for relaxation, 14 minutes of light exposure based on the average sleep onset time and an additional 14 minutes of fade out resulting in a smooth and uninterrupted transition.