The Cloud Nine LED Haircare Brush is a £99 cordless scalp-therapy tool that combines red (630 nm) and blue (420 nm) light therapy with 6,000 sonic vibrations per minute. It is designed to stimulate follicles, boost blood flow, and soothe the scalp to encourage thicker, shinier hair. [1, 2, 3, 4, 5] Key Features & Modes Red LED Mode (630 nm): Targets roots to help hair look thicker, stronger, and shinier. Blue LED Mode (420 nm): Pairs with sonic vibrations to refresh and calm scalp irritation. Sonic Vibrations: Delivers gentle micro-massages at roughly 6,000 vibrations/minute to increase micro-circulation. Design: Lightweight, cordless, and USB-C rechargeable with up to three hours of battery life. [1, 2, 3, 4, 5]