[The heating pad can be widely used in body parts] The knee brace can be adjusted and fixed. With 2 forked straps and closed velcro, can also be used on lower legs, thighs and arms to reduce muscle soreness and cramps. [Effective relief of joint muscle pain]: With this electric knee warmer, knee pain associated with joint pain, strains, sprains and meniscus tears can be greatly reduced. [Easy to use and adjust] 1-button control and 3 heating settings, very easy to use, can fully control the heating temperature and time. [Moxibustion or ice compress as needed] Built-in mesh bag that can be put in an ice pack for cold compresses or a moxa bag for moxibustion. [Portable, easy to use when traveling] The USB cable can be connected to any power supply with USB port for convenient charging. The heating film is portable and can be easily put in a suitcase or handbag.