Feature:  1. Face beauty and body shaping.  Activates various functions between skin and promotes metabolism.  2. Body warming and blood circulation.  Warms the human body, consumes excess heat, increases blood oxygen and fluidity.  3. Vitality restoration.  Provides deeper adjustment of physiological functions to avoid sub-health state and restor the vitality.  4. Pain relief.  Can improve the body's microcirculation, dredge and activate the meridians, eliminate local pain and inflammation.  5. Humanized heating part is designed for the cold part of the front chest, shoulder, neck and back.  6. Infrared heating with no harmful radiation and stable performance is safe and reliable, environmentally friendly, energy saving, soft and comfortable.     Specification:  Size: S, M, L, XL, 2XL, 3XL, 4XL,5XL,6XL;  Color: Red, Blue, Black;  Material: Cotton + Polyester;  Voltage: 5V;  Output: USB 5V/ 2A;  Temp. Range: 39-56 degree Celsius/102.21-132.8degree Fahrenheit;  Fever area: 9(single button) heating zones;  Temp. Control: 3 settings (high, middle, low), double button;  Lasting time: Depending on the setting and battery capacity.      Package Included:  1 X Electric Long Sleeve Coat.