The Kivo Red Light Therapy Cap features 194 LEDs (Dual-Chip) emitting dual wavelengths of red (650nm) and near-infrared light (850nm), designed to promote scalp health and hair vitality. Its portable, lightweight design that allows for convenient, hands-free therapy sessions anytime, anywhere. Ideal for targeted treatment, this cap offers expert-level red light therapy with ease and efficiency coupled with discreet use whenever you need. The Kivo Cap is ideal for helping to resolve: * Alopecia * Thinning Hair * Receding Hair Lines * Pattern Baldness * Reducing Anxiety & Depression Please note as this product physically touches your head & hair, for health and safety reasons, this item cannot be returned. This Cap features 4 working modes: * Normal Mode - Red light & Near Infrared Light work simultaneously. Red Light to relieve headaches and improve sleep quality; near infrared penetrates the scalp, reaching deep cell tissue, to help improve circulation, hair regrowth, even helping to reduce anxiety and depression. * Slow Pulse Mode - A gentle treatment with specific slow pulses to help improve blood circulation, relax head muscles, and relieve head pressure & pain. * 10Hz Pulse Mode - Rapid pulses, flashing at 10 times per second, helps to increase dopamine levels in the brain, improving mood and cognitive function * 40Hz Pulse Mode - Pulsing at 40 times per second, stimulates the cerebral cortex, accelerates treatment, and helping hair to grow.