Outdoor USB Infrared Heating Vest Winter Special

Feature: 1.Soft and breathable, not easy deformation, adjustable three temperature levels. 2.Quick heating, energy saving, long service time. 2.Activates various functions of skin and promotes metabolism. 3.Help to warm the human body, consumes excess heat, increases blood oxygen and fluidity. 4.Provides deeper adjustment of physiological functions to avoid sub-health state and restore the vitality. 5.Improves body's microcirculation, activate the meridians, eliminate partial pain and inflammation. Specification: Color: black, gray Material: polyester, carbon fiber Temperature level: Low: about 45℃ Mid: about 55℃ High: about 65℃ Gender: unisex Instructions for use: 1. Vest features built-in USB port to connect the power bank. 2. Power switch - long press the switch for 3 to 5 seconds. 3. Red light flashes - automatic heating 4. Red light - manual heating, high temperature 5. White light - medium temperature 6. Blue light - low temperature Package Content: