[Comfort]: A heating pad with a flexible Velcro fastener stretches to conform to the natural curve of your body. It works neatly under clothing without creating any visible bumps or protrusions. [Temperature Adjustable]: Temperature can be set to three levels: 40°C for everyday use; 55°C for discomfort before and after menstruation with increased moisture; 65°C for individuals experiencing frequent menstrual discomfort. [Wearable]: This belt is compatible with portable power sources, USB ports, laptops, and car chargers, helping relieve discomfort wherever you are. [Washable]: Made from graphene and lycra fabric, it is washable and reusable, resistant to bacteria and dirt, maintaining cleanliness and hygiene. [Applicable]: Featuring fine craftsmanship and a stylish design, this belt is easy to wear and suitable for those experiencing back discomfort during menstruation, menstrual discomfort due to cold sensitivity, cold hands and feet, stomach discomfort from cold exposure, or digestive discomfort related to low temperature. Key Features of the Heating Pad: - 3 illuminated temperature settings - Electronic temperature control - Safety protection system - Washable fabric cover Package Includes: Warm Belt x 1 (power bank not included)