Straight To The Roots - The Hair Oil Applicator Can Accurately Deliver The Liquid Or Oil To The Root Of The Hair, Instead Of Letting Them Stay On The Surface Of The Hair.Strengthens The Hair. Smart Scalp Provides Deep Massage That Relieves Tension In The Scalp And Increases Blood Circulation. This Promotes Stronger And Healthier Hair Growth.Deep Massage With Elastic Balls, Scalp Provides A Relaxing Massage That Reaches Deep Into The Scalp.Clear Scale & Waterproof Smart Scalp Has A 6Ml Storage Box With A Clear Scale For Precise Dosing And To Avoid Spillagethe Package Includes 1 X 2-In-1 Electric Scalp Massager And Hair Oil Applicator. 1X Instruction Book 1X Charging Cable ,Rechargeable & High Vibration