The product is equipped with a charging protection mechanism. It has a red light when charging. It cannot be used in the red light state. After it is fully charged, it turns green when it is turned on. Press and hold the power button for 5-10 seconds to turn it on (please do not press the button frequently).
Operation guide:
1. The cycle button has two levels
The first level is external expansion: suitable for soothing the neck skin and relieving fatigue
The second level is inward circulation: suitable for relieving cervical pain.

2. There are 3 levels of cervical spine massage
The first gear is weak and mild,
The second level is strong, like kneading and massaging by human hands, suitable for girls.
The third level of massage is more intense, suitable for shoulder fatigue or shoulder pain caused by long-term computer use, and is used to prevent frozen shoulder

3.Heating button:
Level 1: A little red light, red light therapy without heat
Second level: You can clearly see the red light, and it feels like a warm towel when you put it on your neck. You will feel warm with use, but the temperature will not cause excessive heating and cause skin burns. It is a relatively mild warmth.

Buyer's note: Due to different display parameters of the equipment, the colors displayed by the equipment are different. Please do not feel strange when receiving the goods. Thank you for your understanding.
If you have any questions, please contact customer service, who will answer everything for you. Due to the time difference, messages will be replied within 12 hours from Monday to Friday, and within 72 hours from Saturday to Sunday. Please be patient and wait. Very thank you for your purchase