Features1STRESS RELIEF: Massaging the scalp effectively reduces stress, promotes blood circulation, makes you feel comfortable and relaxed, and helps improve insomnia. 2VIBRATION MASSAGE: 360 all round scalp massage, multi frequency vibration massage, which improve blood circulation in the head. Relaxes the scalp and promotes sleep. 3APPLICABLE PEOPLE: Head scratcher massager is suitable for athletes, fatigue, the elderly, office workers, drivers and other people with headaches or stress. 4RECHARGEABLE DESIGN: Built in 900mAh lithium ion battery, comes with a USB cable, easy to charge. Massage head smooth and mellow, will not scratch the skin, safe and reliable. 5RELIABLE MATERIAL: Electric massage head is made of ABS, silicone material, strong and durable. Small and lightweight, easy to carry, suitable for home and office.SpecificationItem Type: Electric Head ScratcherMaterial: ABS, siliconeBattery Type: Lithium ion batteryBattery Capacity: 900mAh (built in)Product Characteristics: Multi frequency vibration, timing 15 minutes, 10 massage claws, red LED, 4 modes of switching, no vibration on the top headMassage Mode: 4 ModesPackage List1 x Head Massager 1 x USB Cable