Description:  1. This is a intelligence coat for you, built-in portable source storge pocket, easy travel.  2. Comfortable and breathable, and it's a good partner for your winter going out.  3. Face beauty and body shaping.  Activates various functions between skin and promotes metabolism.  4. Body warming and blood circulation.  Warms the human body, consumes excess heat, increases blood oxygen and fluidity.  5. Vitality restoration.  Provides deeper adjustment of physiological functions to avoid sub-health state and restore the vitality.  6. Pain relief.  Can improve the body's microcirculation, dredge and activate the meridians, eliminate local pain and inflammation.  7. Infrared heating with no harmful radiation and stable performance is safe and reliable, environmentally friendly, energy saving, soft and comfortable.     Feature:  1.9 heating pads in each heated vest.  2. 3 levels adjustable temperature, you can adjust temperature from 45degree Celsius to 65degree Celsius.  3. General USB interface power supply, longer service life,anti water splashing and washable.  4. It can be washed by machine or by hand.  5. With mobile power bank storge pocket design, easy to take when in travel.  6. 1 minutes fast heat, dispel cold and keep you warm.     Specification:  Product Name: Heated Jacket;  Size: S/M/L/XL/2XL/3XL/4XL;  Color: Black/Blue;  Material: Polyester fiber;  Power Supply Interface: USB;  Power Supply: 5V/2A Portable Source (Not Included);  Fever Area: 9 Heating Zone- 2Back + 2Abdomen + 2Waist + 2Shoulder + 1Neck;  3 Temperature Adjustment (Manual adjustment): High: 65 degree Celsius (red light);  Medium: 55 degree Celsius (white light);  Low: 45 degree Celsius (blue light).     Washing instructions:  1.Take out removable charger.  2.Neutral detergent is available and then hand wash.  3.Do not force knead or beat.  4.After nature air drying can be use.     Warm Tips:  1. It is Not recommended to use high temperature for a long time to avoid burns.  2. Batteries, connecting plugs and chargers should aviod contact with water during operation. It should be used in completely dry condition.  3. NOT for Pregnants women, young children and those who can not express their willingness those with pacemakers are disabled.  4. Please DO NOT disassemble, modify the heating film and control circuit, to prevent man-made damage to hot components.  5. The cable is waterproof, can be washed.  6. People who are sensitivity to heat applications (diabetics,circulatory problems) should not wear the battery heated vest. Please consult your physician before using.  7. Always connect it to the power bank when heating.  8. Power bank is not included in the product.  9. Do not use electricity for wet clothes. Please turn off the power and stop using in the rain.  10.Do not connect directly to the power charger, please use the mobile charging connection as a power supply.     Note:  1.The color of the item may vary slightly due to photography and different PC monitor.  2.The size might be slightly different due to manual measurement. Your kindly understanding would be appreciated.     Package Included:  1 X Electric Heated Vest (Power Bank is not included).