1、Comfortable Wear: Stainless steel electrodes are gentle and skin friendly. The streamlined design conforms to the neck curve of the human body. 2、Pain Relief: Double circle design, large contact area, significant massage effect on gentle muscle stimulation. 3、Soothing Effect: By imitating human biological pulses, continuously stimulate neuromuscular and cells to activate muscle vitality. 4、6 Modes and 9 Levels: Simulating traditional Chinese medicine massage techniques, targeted relief of the corresponding symptoms. 5、Hot Compress: Select the temperature suitable for the human body, relieve fatigue, promote blood circulation, and restore muscle elasticity. Item Type: Electric Cervical Spine Massager Material: ABS + Stainless Steel Modes: Automatic mode, beating mode, acupuncture mode, massage mode, scraping mode, kneading mode Power Supply Mode: Lithium Battery Battery Capacity: 1300mAh (Included) 1 x Electric Cervical Spine Massager 1 x Electrode Wire 1 x USB Charging Cable 2 x Electrode Plate 1 x Manual