Thiết Bị Sưởi Ấm 2 Trong 1 5v Cổng Usb

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Features:
1. The heating pads are specially designed for collar and back heating to keep your neck and lumbar warm.
2. Adopts carbon fiber heating material, durable, waterproof, good insulation, safe and easy to use. Exquisite workmanship, stable performance. 
3. It can be fixed and sew onto the clothes, can be washed, bent, rubbed and folded, long service time.
4. You can directly put it into your jackets, vests and other clothes for warming and heat it by using 5V 2A power source, such as computer, power adapter or power bank (Not included).
5. Light in weight, portable. Suitable for home, office, outdoor camping or other activities on winters. Very convenient to use.

Specification:
Material: Carbon fiber heating material
Color: Black
Input: 5V, 7A
Power: 8 W
Application: Collar and back heating
Back Heating Pad Size: Approx. 35x13 cm/ 13.78x5.12 inch
Neck Heating Pad Size: Approx. 25x8 cm/ 9.84x3.15 inch
Packing List:
1 x USB Heating Cloth
Usage:
1. Take out the USB plug and connect it to the 2A port of power bank. Open the power bank, long press the switch for 3 seconds to turn on the heating.
2. Press the switch every time is adjusting temperature for one time: red light for high temperature, blue light for medium temperature, green light for low temperature.
3. When heating is turned off, long press the temperature control switch for 3 seconds, the light turn off means stoppting heating.
Washing instructions:
Take out the power bank and add neutral detergent for hand washing. Do not rub or beat it forcefully. Dry the washed clothes through natural ventilation.
Notes:
1. Please disconnect to the power bank if it is not used for a long time.
2. Do not use high temperature water or strong acid detergent.
3. Do not use electricity with wet clothes. Please turn off the power and stop using it after getting wet.
4. The use time depends on the capacity of the power bank.
5. It should not be used by people who are unable to take care of themselves, infants or those who are not sensitive to heat.
6. Do not cut the heating cloth with needle, and pay attention to use it when no one is indoors.
7. Do not use it in damp conditions. Please dry it before u