Feature: 1.Heating Fleece Scarf: Three-Second Speed Heat/Intelligent Temperature Control/Lock Temperature to Keep Warm 2.Usage: Press and hold the button for 3 seconds to turn on the machine: The smart scarf can be turned on with a touch of a button, and always keep your hands warmth. 3.Easy to use: 5V low voltage is safer to use. The heating plate works at low voltage, and the multiple safety protection system only conducts heat and does not conduct electricity. 4.Waterproof design: Not afraid of washing, shampooing, heating system, waterproof and non-leakage, the product can be soaked in water as a whole, and the power interface is insulated and waterproof! 5.Lightweight and portable: convenient to carry when camping or other activities in winter. It also applies to people who are afraid of the cold, they no longer worry about winter. Specification: Origin: Mainland China Material: Polyester Color: pink khaki grey blue Power supply: USB Charging Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.