Derma Oil Brush - 3 in 1 massage brush

This 3-in-1 massage brush uses infrared light, 360° massage, and smart oil distribution to promote hair growth and scalp health.

• The description claims that the infrared light (800 nm) activates hair roots and promotes hair growth.
• The description claims that the 360° massage relaxes, improves blood circulation, and relieves tension.
• The description claims that the smart oil distribution targets oils directly to the scalp, improving nutrient supply to hair follicles.
• The description claims that the device is IPX7 waterproof and USB-C rechargeable.