This heat belt works as a heating compression that may assist back pain, should pain, and much more. It comes with a 3 range temperature control and a stretchable fabric that can easily wrap and compress the muscles you need.
Temperature control range: three-speed timing thermostat
Controller gear position: high, medium and low temperature
[Maximum stretch length]: about 130cm
[Fabric]: elastic skin-friendly bandage
[Size]: about 105*(8-13)cm
[Battery capacity]: 3000mAh