1、Powerful Motor Fan: This air conditioning jacket is equipped with 2 cooling fans, supporting 3 levels adjustment to meet different needs. Using brushless motor, pure copper core bearing, ensuring low noise and high speed, reliable and practical. 2、Sunproof Fabric: This air conditioning jacket is made of sunproof coating fabric, which prevents temperature rise and has high insulation, sweat absorption, heat dissipation, and good breathability, providing better heat dissipation effect. 3、Better Cooling: The sunproof jacket with cooling fans delivers wind from the neck to the body, providing comprehensive heat dissipation, allowing you to work comfortably even on hot and humid rainy days, which is lightweight and practical. 4、USB Powered: This cooling fan is powered by USB, providing continuous and longer lasting endurance, making it convenient to use anytime, anywhere. Button start and stop, easy to operate, and can be removed from the cover for cleaning. 5、Wide Application: This sunproof cooling jacket is suitable for various indoor and outdoor activities, including daily leisure, mountaineering, fishing, agricultural work, gardening, field projects, building construction, transportation, civil engineering, etc.