Smart Electric Neck and Shoulder Massager - Pain Relief- Pink The electric neck massager is different from traditional neck massagers combined with MODERN ELECTRONIC TECHNOLOGY to simulate real human massage to help relieve neck soreness, improve sleep quality and promote blood circulation.Neck massager has 3 deep massage modes, 15-step force adjustment and provides comfortable heat. Overheat protection device and 15-minute auto shut-off function to ensure safety.Skin-friendly, breathable soft silicone material, no pressure on the neck artery; Ergonomic 3D designed, fits the physiological curve of the neck. The circular traction function gradually adjusts the cervical posture.