Features: 1.Using USB power supply interface for power supply at any time, three-speed speed regulation loop air supply. Adjust according to your needs, convenient and fast. 2.Texture through the high density weaving thin material, improve wind resistance, wear comfortable, outstanding tactile, suitable for air conditioning clothing materials.Air-conditioned clothing will vaporize sweat and keep you comfortably cool. 3.The air-conditioning suit can make the air in and out of the body flow in parallel. 4.The endurance is strong, the weight is very light, and it is easy to carry. 5.In the factory, outdoor, kitchen, agriculture, leisure, outdoor garden and other difficult air conditioning environment, by optimizing the body temperature, can improve work efficiency.In the meantime, countermeasure also is effective to heatstroke. Notice: Please allow 1-3cm deviation due to manual measurement Actual color may be slightly different from the image due to different monitor and light effect Asian size is smaller than eu/us/uk size,please compare the detail sizes with yours before purchasing. Without Fan Description: Material:Nylon Edition type: Loose Style: cardigan Collar type: stand-up collar Placket: zipper Using Time:8h Size:as shown Package List: 1x Vest