Overviews: 1. Upgraded low-frequency pulse electrotherapy, non-stimulating massage mode, suitable for different cervical spine conditions, and targeted solutions to various neck discomforts. 2. 5S heating, three-level constant temperature hot compress, effectively promote blood circulation and relieve neck pain and fatigue. 3. 5 massage modes (kneading mode/hammering mode/acupuncture mode/tuina mode/automatic combination mode), 15 levels of adjustable intensity, to meet the needs of different groups of people. 4. Lightweight body of less than 100g, stylish appearance, hanging neck design, comfortable to wear, easy to carry, and you can enjoy a comfortable massage anytime, anywhere. Product information: Applicable parts: neck Massage contacts: 4 PCS Function: pulse Cleaning method: wipe Power supply: USB Shell technology: ABS Packing list: Plastic pulse meter*1