specification: _x000D_Item Type: Scalp Massager_x000D_Material: ABS_x000D_Power: 1W_x000D_IPX: 5_x000D_Battery: 500mAh lithium battery_x000D_Battery Model: 14500_x000D_Size: Approx. 12 x 19cm / 4.72 x 7.48in Features: 1Rhythmical vibration massage, fast and slow combined speed to meet the needs of different people, comfortable relaxation. 2Can adjust the appropriate strength according to needs, massage the head can relieve pressure. 3Intelligent electric massage, vibrate the scalp, relax the pressure, prevent hair loss, promote hair growth. 4Can promote blood circulation, professional strengthen hair follicle, can effectively penetrate, improve dull hair. 5The nail?like massage contact made of high quality rubber material has many particles and is comfortable to enjoy. PackageList: 1 x Massager 1 x Manual 1 x USB Cable 1 x Base