Electric Scalp Massager with 4 Replacement Massage Heads Portable Head Scratcher with Tissue Kneading Nodes Gifts Idea Stress Release Massager for Muscles Shoulder Calf Feature: Material: ABS+Silicone Net weight: 428g/0.94lb Gross weight: 652.5g/1.44b Product size: 110x110x140mm/4.33x4.33x5.51inch Use power: 5W Output/input voltage: DC5V Working current: 500-1000 mA Shutdown current: 15mA Stall protection current: 1.2A Interface: Micro USB interface Battery capacity: 1200mAh Battery type: polymer lithium battery Full battery usage time: 5-6 hours Charging time: 2-3 hours Mode : Low Speed & High Speed100% brand new and high quality Description: Scalp Massager-With 28 individual nodes and 3D Deep-Kneading,perfectly fit the scalp,hand-simulation and fully massage head.Increase blood circulation to the scalp,promoting relaxation,releasing stress and relieving sore. Warm Tips:When massaging your body, please use body lotion and please make sure you are not allergic to silicone. Waterproof & 4 Modes-Dry and wet dual purpose,IPX7 grade of waterproof, you can enjoy comfortable scalp massage while bathing,ralaxing yourself thoroughly with 4-modes tension like a physical therapist. Cordless and Portable-One button operation,easy to use.Enjoy a perfect massage anywhere without an annoying wire.Relieve tension from your office,home or even your car.LEISURE WHEN YOU NEED IT. Patented Hand-Simulation & Safety Protection:This Head Massager is custom-designed,total 28 contactors are perfectly fit the scalp,deep and fully massage head and body.Great ideal gift for men,women,parents and friends. Package Content: 1x massager 1x charging cable 1x manual