Description: In addition to providing extra warmth, this heated scarf will also improve blood circulation and relieve stiff neck. With 3 temperature levels from 45 to 60 degrees Celsius to choose from, you can choose the right level of neck warming according to your environment. Using high-quality material, the heating scarf is comfortable and breathable to wear, providing extra warmth. The 3.7V low voltage system makes the electrically heated scarf safe and reliable to use. Multiple safety protection also allows only heat to be generated and not electrically conducted. You can connect this scarf to a power bank or USB device to work comfortably. It is also washable for easy cleaning. Item Name: Heated Scarf Material: Plush Power: 28W Rated Voltage: 3.7V Power Mode: USB Temperature Range: 3 Levels Heating Elements: Shoulder, Neck Temperature Range: 45 - 60 Degree CelsiusFeatures: Nice Touch, Fast Heating, Breathable Size Details: 80cm x 10cm/31.5" x 3.94" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Heated Scarf1 x USB Cable1 x Chinese English Manual