Winter USB Heating Scarf Smart Safety Electric Heating Scarf Portable USB Winter Description: Heating mode: three-speed heating mode, intelligent temperature control heating. Care for the cervical vertebra: heat and comfort to relieve cervical vertebra discomfort. Safe and washable: The heating plate works at low voltage, and the multiple safety protection system only conducts heat and does not conduct electricity. Material: polyester, delicate touch, warm and breathable, skin-friendly and comfortable. USB charging, smart switch, long press for three seconds to turn on, tap to shift Not afraid of washing: the heating system can be washed, waterproof and no leakage, the product can be immersed in water, and the power supply is actually insulated and waterproof Note: Do not use the power bank for a long time Do not use hot water or strong acid cleaners It is strictly forbidden to use wet scarves, please turn off the power r stop using after getting wet in the rain The usage time depends on the capacity of the power bank Product Information Name: Heating Scarf Size: Scarf size 88x12cm Colors: Khaki, Red, Grey, Blue Output voltage: 5V Product power: 10W Heating mode: 3 gears Product contains 1x heated scarf