Note: Battery not included. KEEP YOUR BODY WARM: The heating thermal underwear uses graphene heating fiber, which generates heat quickly, is elastic and has a long service life. The inner fleece lining is close-fitting and soft, providing three-layer heat preservation and circulating heat storage. SAFETY PERFORMANCE: The heating underwear is equipped with heating pads. High-quality carbon fiber heating pads heat up quickly, warming you at the core of the body and keeping you warm in cold winter conditions. TEMPERATURE CONTROL: The heating underwear features an intelligent controller with a 5-speed temperature control button for simple operation, allowing you to adjust the heating temperature according to the environment. BREATHABLE AND COMFORTABLE: The heated thermal underwear is made of cotton and spandex. The soft, breathable, skin-friendly, and lightweight fabric is comfortable and smooth, fits the body well, and allows freedom of movement during winter activities. INDOOR AND OUTDOOR USE: Heated pants are suitable for home wear and ideal for winter outdoor sports and activities such as hiking, jogging, cycling, motorcycling, fishing, skiing, and outdoor work. A great gift choice for elderly family members, loved ones, or friends. Suitable for Thanksgiving and Christmas gifting. Our products are made with high-quality materials and designed to provide a reliable user experience. We aim to ship all orders within three business days of purchase. Estimated delivery time is 815 days. When shopping, please review the product size and dimensions carefully to ensure they meet your needs. Detailed product information, including features and specifications, is provided in the title and description. We want you to be satisfied with your purchase. If you have any questions or concerns, feel free to . We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it.