Description:3 Adjustable Temperature Levels- Our heater scarf offers 3-speed temperature control for personalized comfort. With fast 5-second heating and 3-color indicator lights, you can easily choose your desired temperature. Red (55~65 ) provides warmth, blue (45~55 ) offers comfort, and green (35~45 ) provides energy-saving mode. Stay cozy with customizable warmth at your fingertips.Comfortable and Durable- Our warm scarf pad is made from soft and durable fabrics with a delicate touch. The material is breathable, skin-friendly, and keeps you warm during the cold winter months.USB-Powered Heating-Our heated scarf relies on a USB connection to power up, using a power bank (not included). For your convenience, the scarf is equipped with a hidden pocket where you can insert a power bank. This allows you to enjoy the soothing warmth of the scarf whenever you like. Please note that the package does not include a power bank.Broad Applications-Our heated scarf is suitable for a wide range of outdoor activities, including hiking, climbing, shopping, and playing in the snow. It keeps you warm with its electric heating feature, ensuring comfort throughout. Additionally, it makes for a perfect gift choice for occasions such as Christmas, New Year, birthdays, and anniversaries, delighting your family and friends.Washable and Waterproof- Our heating system is waterproof and can be washed. You can use and clean the product with confidence, without worrying about its cleaning problems. However, to ensure longer usage, we recommend hand washing.Products include:1*heating scarf