Features1Skin Friendly And Breathable: The menstrual heating pad is made of thickened ABS material and comfortable fabric, which is skin friendly, breathable and comfortable. 2Intelligent Temperature Control: The menstrual heating pad adopts three temperature and vibration adjustment, which can vibrate 7000 times in 1 minute to relieve waist discomfort. 3Plug in Direct Charging: Plug in direct charging can be used for more than 7 days. It is recommended to use the product for 20?30 minutes per time, which can be used anytime, anywhere. 4Far infrared Heating: The waist support heating belt 5S quickly heats up, soothe the menstruation pain, far infrared heating, covers a large area, warm but not hot, and warms the uterus gently. 5Adjustable Elastic Belt: The waist support heating belt adopts embedded buckle, which is easy to disassemble. The length of the elastic belt can be adjusted, and the independent function switch is easy to operate.SpecificationItem Type: Menstrual Heating PadApplicable Symptoms: back pain, cold hands and feet, menstrual crampsEfficacy: Warm uterus / warm stomach / warm waist / warm bellyBattery type: Lithium ion batteryBattery capacity: 1800mAh (shipped with built in battery)Warming gear: 45-55-65Package List1 x Menstrual Heating Pad 1 x USB Cable 1 x Manual