Feature: 1. Massage claws with 360 degree rotation steel ball, make you more comfortable. 2. Vibration massage, massage head and scalp, help to relieve fatigue and stress. 3. Promote blood circulation, relieve tension and pressure, make you feel relaxed. 4. The claws are detachable, which is easy to disassemble and convenient to carry. 5. Just press the button to start, simple to operate, old people can use it easily. Specification: Condition: 100% Item Type: Head Massager Material: ABS Charging Voltage: 5V1A Battery Capacity: 3.7V 500mAh Charging Port: DC3.55V Massage Ball Diameter: Approx. 9mm/ 0.4in Charging Time: About 3-4h Features: Vibration, rolling ball massage Massage Area: Head Control Mode: One-click operation Size: Approx. Size: Approx. 188x145mm/7.4x5.7in Package List: 1 x Head Massager 1 x USB Cable Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.