Features: 1. Provide a balanced heat temperature, will not overheat your body, it will make you feel warm in the cold winter, instead of sweating because of overheating. 2. Carbon fiber heating wire design, heating jackets covers more heating area. 3. Perfect match with your sweater and shirt. 4. Suitable for various outdoor activities, such as hiking, running, jog, hunting, climbing, fishing, etc. It is a perfect Christmas and New Year gift for friends, parents and family. 5. Three-speed temperature control, intelligent heating. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: carbon fiber Sydney spun memory cloth Filling: polyester cotton suitable season: winter Three levels of temperature control: 6065°C; 5055°C; 4045°C. Hot areas: neck, back, sides, waist Style: dual control Power supply: USB port Power supply mode: mobile power banks not included Function: Waterproof, warmth, windproof, smart heating Washing instructions: Do not bleach, clean at low temperature. Machine washing requires a laundry bag. Do not rub the heating wire vigorously when washing by hand. List: 1x rechargeable heating vest, 1x manual Package List: 1x Winter Heating Vest Set