Nuan Belt Girl's Menstrual Period Aunt Pain $ 23.90 Product information: Power supply: USB Control method: mechanical Gear: 3 gears Massage principle: hot compress Color: pink, white Item model number: M32 Battery capacity: 2500mAh Heating temperature: 45~65 Product material: ABS+flannel Product size: 17611232mm Packing list: Belt + data cable*1