1. The heating scarf is made of fleece fabric, with a heating sheet in the middle. The USB connector can be linked to a power bank (not included) at any time for charging. 2. There is a zipper pocket inside the heated scarf for storing small items, convenient to use and can be folded for storage. 3. Hidden switch button with key switch/adjustment design. Long press for three seconds to turn on. Initial setting is low heat. Click to switch levels: blue indicates low temperature, green indicates medium temperature, red indicates high temperature. 4. Using a 3500 mAh power bank as an example, low temperature reaches approximately 42°C, medium temperature approximately 48°C, and high temperature approximately 55°C. The scarf automatically shuts off after 2.5 hours of use and can be reactivated when needed. 5. The scarf is finely crafted with neat stitching, suitable for outdoor activities such as cycling, skiing, snowboarding, skating, mountaineering, climbing, and hiking. Weight: 0.09 kg Color: Black Material: 100% fleece Size: 26 x 14 cm Package Contents: 1 x Heated Scarf Note: Light reflection and different displays may cause the color of the item in the picture to slightly differ from the actual product. Measurement allowance is +/- 1-3 cm. Please allow 1-3 mm error due to manual measurement and slight weight variation. Colors may vary slightly due to lighting and monitor settings. Shipping Information: 1. Please ensure your delivery address including name, street, house number, and contact details are correct to avoid delivery issues. 2. All items will be shipped within 3 business days after payment. Delivery typically takes 8–12 days, depending on location. 3. If you have any questions during the shopping process, please . We will respond promptly. Thank you and enjoy your shopping experience!