Fiber heating wire for heating materials, direct hand washing, shaking dry in the shade to dry, can not be exposed to the sun or baked dry, a USB cable at the same time linked to the hat scarf, must be connected to the power supply in order to heat, unplugged is not hot (the product does not have the function of storing electricity).

• Office work. Such as document processing, telephone hotline, bank counter, and other clerical work
• With computer work, games, chatting, watching movies, listening to songs, and other times
• University, middle, and primary school students studying, doing homework
• Watching TV at home, chatting with family and friends, playing cards
• Need to work, study and live indoors, but the heating and air conditioning heating is insufficient in the area
• All other people who need heating in fall, winter, and spring

Specifications:

• Voltage: 5V 
• Temperature: 40-50℃
• Main fabric: polyester

Note:

• Please unplug the power supply when personnel leave or are not in use to avoid prolonged heating resulting in high temperatures causing accidents. 
• The rated power of the product is 5V 0.76A Please do not use high and 5V mobile power, power adapter, 3.0 or more computers, USB, USB-C interface. (Use output voltage of more than 5V3A, the heating temperature will be too high, and easy to cause burns).