9 heating zones for temperature control: This heated vest uses carbon fiber heating wire, which provides healthy infrared heating without harmful radiation. It has 9 heating zones and even temperature distribution, making you feel comfortable. The heating time is longer and the warmth retention is better. The heating surface is the important parts of the neck, back and abdomen that are susceptible to cold, providing warmth to the core and effectively protecting the health of the body. Adjust 3 heat settings (high, medium, low) with the push of a button.The Men's heated vest uses a NE four-layer lock cotton technology combined with an anti-drilling velvet technology. The nylon comfortable fabric + 2 layers of lock cotton liner + warm and comfortable lining give the vest excellent thermal insulation performance, making the vest's warmth retention performance even better. Good protection. Whether at home, outdoors or commuting, it can prevent people from feeling cold.Fast, long-lasting and safe warmth - This heated hunting vest features 5V low voltage and multiple safety protection systems. It only conducts heat, not heat. It can heat up quickly in a short time. A mobile power supply needs to be connected when heating. Heating will automatically stop when the plug is unplugged.Easy to wash: Because the heating wire inside the heated hoodie is made of carbon fiber wire, which does not conduct electricity like metal copper wire, it can be easily washed in the washing machine, so you don’t have to worry about cleaning the heated clothes. When cleaning, please remove the power bank and wash it gently with water without twisting it to extend the service life of the heating element.Occasion: Heated vest for men are suitable for a variety of environments and activities, daily life for the elderly, cold travel, outdoor sports/work, daily outings, outings,hunting, skiing, etc. It can keep you warm in cold weather without affecting your exercise and Freedom of movement. This outdoor vest is an ideal gift for relatives and friends on Christmas, Thanksgiving, etc.