1.Therapy&Pain Relief:Our heating lumbar care device emitted Far-infrared wavelength by the graphene heating film and the far infrared wavelength coincides with the part of the human biological wave. Hence this item  would stimulate blood circulation of your body, eventually play a role in soothing the symptoms of a stiff and sore lumbar.                                 

2.Temperature Adjustable

3.USB Powered,DC5V,Below Human Safety Voltage

4.Soft Strap & Far-infrared Ray

5.Automatic Shut-off & Intelligent Time Setting

6.Included Components:Graphene heating pad &power cord.Power source is not included

7.Size of heating film:250mm*60mm

8.Cloth:OK Cloth

9.Black color,color optional