Kayannuo Back to school Clearance Electric Neck Massage Instrument Multi Functional Neck Electromagnetic Heating Neck Protector Home Essentials (One Size) Electric Neck Massage Instrument Multi Functional Neck Electromagnetic Heating Neck Protector Features: 5 modes for more massage enjoyment, 5 massage modes are innovated, and the strength of 16 gears can be adjusted massage at discomfort of cervical vertebra. Low frequency electromagnetic is transmitted to nerve cells to improve circulation and relieve neck fatigue Two kinds of control, remote control/multi-function knob, can be operated by remote control, and can also be directly operated by the multi-function knob on the body, which is convenient and practical The weight is 92g, which does not burden the neck. The contact version is lighter than a mobile phone, which makes it easier for you to carry it out or wear it Charge for 1 hour, lasting for up to 10 days. A full charge can last for more than 10 days. No need to worry about the power and enjoy the massage time Product Description: Material: abs Size: About 14.5x45cm/5.7x5.9in Standard voltage: 3.7V Rated capacity: 300mah 1. 1wh 5 massage modes with 16 of, which can be according to different needs, and are applicable to a wider range of people; Set the health massage time to 15 minutes/time Package List: 1x massage instrument 1x remote control 1xUSB data cable Notes: Due to different displays and lighting effects, the actual color of the product may be slightly different from the color shown on the picture. Thanks! Due to manual measurement, please allow slight measurement deviation. Features: 5 modes for more massage enjoyment, 5 massage modes are innovated, and the strength of 16 gears can be adjusted massage at discomfort of cervical vertebra. Low frequency electromagnetic is transmitted to nerve cells to improve circulation and relieve neck fatigue Two kinds of control, remote control/multi-function knob, can be operated by remote control, and can also be directly operated by the multi-function knob on the body, which is convenient and practical The weight is 92g, which does not burden the neck. The contact version is lighter than a mobile phone, which makes it easier for you to carry it out or wear it