Introducing the BioLuxure scalp massager. It is designed with 4 massage heads and 84 nodes working in clockwise and anti-clockwise rotation to pull, push, knead and scratch to stimulate the scalp, accelerating blood circulation, increasing oxygen supply, and promoting the scalp skin metabolism and increasing hair growth. It’s also a great way to relieve stress of the head and neck. 100% Waterproof makes for great usage while washing your hair in the shower. There are 4 massage modes which can be activated wit the press of the main function button.