Scope of use: household, cervical spine, lumbar spine, etc. <br> 1. Working principle <br> The rechargeable pulse massager adopts the physical massage principle of electronic acupuncture, uses low-frequency pulses, and imitates the 16 basic techniques of acupuncture massage to quickly improve the local blood circulation of the human body, promote metabolism and have special effects on relieving fatigue. and dissolve specific fats. <br> Function: Eliminate fatigue, relieve muscle, pain, neuralgia, etc., promote blood circulation in various massage parts, and continuously increase the body's immunity. <br> 2. Scope of use <br> (1) This product is mainly used for household health care electronic massage to prevent the sub-health condition of family members, and it can also be used in the auxiliary treatment of traditional Chinese medicine acupuncture and massage. <br> (2) The scope of use of this product: home, business gifts, stores, hotels, medical care, offices, etc. <br> Features: <br> 1. The system default massage time of 20 minutes, can adjust the massage time from 5 to 90 minutes <br> 2. Battery style, free choice of 12 massage modes <br> 3. 20-speed intensity adjustment, dual-channel output interface, can independently adjust different massage methods and massage intensity <br> Packing list: 1 massager. <br> We only sell massagers, not other items in the picture. <br> Due to the difference between different monitors, the pictures may not reflect the color actual item. <br> Due to manual measurement, please allow slight errors in size.