13 Temperature Adjustable: With 3 adjustable temperature settings, you can customize the warmth based on the ambient temperature and preference, ensuring you stay cozy in different seasons and scenes. 2USB Powered: Convenient and fast, the heated scarf can be easily powered by any device with a USB interface, allowing you to charge it on the go, very practical. 3Soft Material: Made of soft and comfortable cotton, nylon and plush material, the heated scarf is cozy and durable. Its length and width are designed to meet the needs of most people, suitable for all ages and genders. 4Flexible and Washable: The electric scarf can be folded gently, and the zipper can be removed, allowing you wash the scarf easily, keeping it clean, ensuring that you keep healthy when wearing it. 5Safe and Reliable: The heated scarf is equipped with built in intelligent protection, including overheating protection, ensuring that the scarf is warm but doesn't burn your skin. 1 x Heated Scarf 1 x User Manual