near infrared heating pad for feet

{"cid":"91201122","title":"150pcs LED Near Infrared Red Light Therapy Slippers With 20mins Timer","imgUrl":"https:\/\/img.chinax.com\/nimg\/ed\/42\/a16dab98522de5ea54fba734d07e-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Welltek","Model Number":"RLTS01","Minimum Order Quantity":"100PCS","Certification":"CE, ROHS, FCC","Place of Origin":"China","Payment Terms":"Credit Card, T\/T, Western Union, L\/C","Supply Ability":"100,000 pcs per month","Packaging Details":"Color box","Product Name":"Red Light Therapy Shoes","Features":"Foot Therapy, Blood Circulation","Material":"Breathable Soft Cotton","LED Quantity":"150pcs (660nm\/850nm\/940nm) led chips","Timer":"20 minutes","Irradiance":"> 200mW\/c \u33a1 at surface","Wavelength":"1*660nm ; 1*850nm; 1*940nm","Warranty":"1 Year"}}