Fever Knee Massager

PRECATUTION FOR USE: 1. Each using time is better 30 minutes, please check the condition of your knees, and then adjust the frequency of use appropriately. 2. It is recommended to use 1st gear at the beginning of using this product. 3. While using this product, your knees may turn red for a short time, this does not indicate a problem, if this symptom persists, please consult your doctor. 4. When wearing stockings, the straps on the product may break your stockings, you can take off the stockings and use it again. 5. Stop using this product immediately if you experience pain around your legs or knees. 6. If you experience any skin or leg problems during use, stop using this product immediately and consult a physician. 7. It is recommended not to overuse the massage function. 8. Do not use while sleeping. 9. Do not use under quilts or blankets. NOTE. 1. Lying and sitting on the product is prohibited. 2. It is forbidden to bring huge impact and load to the product. 3. Do not use the product in the bathroom or shower. 4. Do not wear the body for any other activities.