Electric scalp massager and head scratcher with 84 individual nodes mimic four-finger kneading massage4 Massage Modes: Choose from 2 massage speeds and bi-directional rotation for a custom experience.Removable massage heads and water resistant body allow for quick and easy cleaning.Easy to use, cordless design includes a rechargeable battery and comes with charging base.Hand-held, compact design is easy to operate with multiple modes and easy 1-button functionalityCan be used on adults, kids, and pets.