: Electric pulse neck massager utilizes the physiological curvature of the human cervix to help relieve neck pain, shoulder fatigue, and body tension, improve sleep quality and promote blood circulation. No noise for neck and shoulder massage, enjoy massage in the office without disturbing others. Feature: 4 modes and 15 intensities: There are 4 electric pulse modes and 15 intensity settings to meet your various massage needs. Level 0-5 for daily neck care; Level 5-10 for stiff neck and neck injuries; Level 10-15 for chronic cervical strain. 💙Warm reminder: It is recommended that you try from low level to high level and choose the intensity that suits you. Ergonomic Design: This neck relaxation massager with breathable soft silicone adopts advanced electronic technology, high elastic frame technology, intelligent 3D suspension design, and ergonomic design to better fit your neck. 💙 Be sure to wet the massage head (with a few drops of water) before use for a better massage experience! 100% brand new and high quality! specifications: Application: Neck Massager Material: ABS Program Type: Massage and Relaxation Packing size: 14.5*14.2CM Electric pulse frequency: 0-1000Hz Package includes: 1 x Neck Massager 2 x Electrode pads 1 x USB Cable 1 x Manual