【Significant Cervical Massage Effect】William 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.【Portable And Super Quality】The whole machine weighs 0.35LB and skin-friendly, free users from bound feelings.High elasticity and toughness plastic material, strong toughness, good rebound, suitable for different people.【Comfortable To Use And Were】Continue to press the button for 3 seconds to start,3 massage modes,15 intensity adjustment,simple operation.Skin-friendly,breathable soft silicone material,no pressure on the neck artery.U-shaped ring design,fits the physiological curve of the neck.Fast hot compress function giving a warm and comfortable experience to you,Enjoy different massages anytime, anywhere.【Enjoy Massage Whenever And Whatever】Fashion and Smart appearance, Shopping and working are not awkward! The built-in large-capacity charging power allows you to enjoy a comfortable experience for a long time.charger bank and mobile phone charger can charge this neck massager, It’s convenient to charge in home and company.【Warm Prompt】Return or exchange unconditionally within 90 days. The neck massager using traditional Chinese physical therapy technology, including three modes of acupuncture, massage and beating. If you feel a little pain during the use, it is normal and you can try to reduce the intensity (recommended 6-10 level). Long-term use, better effect. If you have any questions, please contact us via amazon. We will try our best to ensure your satisfaction.