The effectiveness of the Nooānce mask is attributed to several key features specifically designed to optimize skin care:Proven Wavelengths: Our wavelengths at 633nm (red) and 830nm (near infrared) are among the most studied and proven in the scientific literature for their effectiveness on skin health, stimulating the production of collagen and helping to reduce the signs of aging.LED precision: The +/-2 nm precision of our LEDs ensures that each treatment delivers light energy exactly where it is needed, maximizing therapeutic benefits.Number of LEDs: With 198 LEDs, our mask provides complete and even coverage, ensuring that every part of the face receives an optimal dose of light.Optimal Irradiance: The irradiance of 30mw/cm² for the ESSENTIAL mask and 45mw/cm² for the PROFESSIONAL mask ensures a perfect balance between efficiency and safety, providing the light intensity necessary for visible results.Unique Ergonomic Design: Our ergonomic design perfectly targets areas around the eyes and mouth, often neglected by other devices, for a comprehensive and effective anti-aging treatment.These elements make the Nooance mask an advanced skincare solution, delivering professional results at home.