Smart Neck Massager with Heating FunctionThe product is shipped based on the color or size of the main image of the product page.Smart Neck Massager with Heating Function, Wireless 3D Travel Neck Massage EquipmentSignificant Cervical Massage EffectWilliam electric neck massager simulate real human massage to help relieve neck soreness, shoulder tiredness, body tension, improve sleep quality and promote blood circulation.Wet the neck where the two metal pads come in contact before use will make you feel more intensely.The Best ComfortThis neck back massager with breathable soft silicone adopts ergonomic design, high-elastic frame technology, intelligent 3D suspension design and 4-point fixed design to fit your neck better. With the unique headphone style, this fashion cordless neck massager adopts exquisite design and lightweight design, which is only 160g, suitable for commute, shopping and so on.107F Fomentation neck massager built-in advanced sensor can precisely control the temperature range to avoid excessive heat.Key GuidelinesImplantation of pacemakers or carrying metal in the body is prohibited. Massage function is mainly aimed at the neck, neck and shoulder joints can not be directly massaged. Pulse massage mode is different from traditional physical massage mode.Long Battery LifeThe buit-in 1500 mAh rechargeable lithium battery of this 3D neck massager with standard Micro USB connector effectively prevent overcharge and over discharge and provide 4 hours use for once charge.Packing list1*Massage1*USB1*User Manual