Features- Color: White. - Material: ABS. - Size: About 14.50X14.00X8.00cm/5.70X5.50X3.14in. - Rated Voltage: 3.7V. - Rated Power: 3W. - Rated Time: 15 minutes. - Massage Head: 4 head. - Humanized multi-level adjustment makes it more comfortable to use. - Promoting blood circulation can reduce cervical pain. - Multi-mode combination, experience more fun massage. - The massager weighs as much as a bottle of water, easy to carry. - It adopts a streamlined design that conforms to the physiological curve of the human cervical spine. ;Want a healthy lifestyle but weighed down with hard work? Suffering from muscle pain and tension after a whole-day's working? Then this electric massager will help you a lot. Ergonomic structure design, helping you release soreness of your body like the cervical spine, neck.