1.[Relief of chronic pain] :Neck pain is a common discomfort in daily life. The tightness and soreness of the neck muscles caused by bad posture will cause the neck to twitch during improper exercise and posture. For example, improper sitting posture will make the neck tense when working or looking at a mobile phone. This wireless neck massager is a way to achieve deep relaxation of the cervical spine.2.[Extendable and portable] : The pulse neck massager is light and portable, and can be carried around. It is suitable for you to use at home, office, car, gym and travel. The neck massager has a stretch design, which is very suitable for wearing the massager during shopping, running, reading, etc.3.[4 modes and 15 intensity levels] : Its micro USB connector allows you to use a mobile power bank or mobile phone adapter to charge the device, so that you can enjoy a relaxing massage anytime, anywhere. Press and hold the switch button for 2 seconds to start, switch freely between 4 massage modes, 15 kinds of intensity () and thermal function adjustment control on the remote control, it is convenient to select the desired mode to proceed Comfortable massage.4.[U-shape design] : With ergonomic U-shape design, use of low frequency electric pulse, magnetic effect, loop pulling force, three-synchronous treatment to form a powerful composition field.5.[Notes for use] :The skin-friendly, breathable soft silicone base allows the electrode to float 360 degrees, the U-shaped traction is closer to the skin, and it can be automatically adjusted to fit the neck size. Each neck massager has been charged and is equipped with a 15-minute automatic shutdown function.It is best not to use it for more than 15 minutes a day, otherwise you may experience discomfort due to excessive muscle massage. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store