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How Does an Air-Conditioned Jacket Keep You Cool? Understand Its Working Principle in 3 Minutes
I. The "Magic" in Hot Weather Is Actually Simple
When summer comes, outdoor workers and cycling enthusiasts fear "sweating as soon as you move, getting dizzy from stuffiness". Air-conditioned jackets can keep people cool in 40℃ heat, not relying on complex technology, but on 3 core designs. It's like installing a "mini ventilation system" in the clothes, solving high-temperature problems with simple principles.

II. Understand the Operational Principle in 3 Steps
1. Draw Cool Air & Expel Heat: Air Flow Is Key
There are two small brushless fans (removable for cleaning) on the back of the jacket. When turned on:
Quickly draw in cool air from outside (even 35℃ wind is cooler than body temperature);
At the same time, push out hot air and sweat moisture in the clothes, forming air circulation.
It's like opening a "ventilation window" for the clothes, instantly taking away the stuffiness.
2. Guide Cool Air to The Whole Body: not only on part
The cold air sucked into the clothes will circulate inside and drive out the original hot air in the clothes, effectively reducing the surface temperature. It can also continue to circulate, constantly transporting cold air inward and hot air outward, effectively keeping cool for a long time.
3. Long battery life, All-Day Use Without Plugging In
Equipped with a 20000mah large-capacity power bank (about the size of a phone):
Light and easy to carry, no shaking or discomfort when placed in the inner pocket;
Low gear can work continuously for 8 hours (enough for a full day outdoors).

III. Why It Stays Cool Longer Than Regular Clothes?
Ordinary short sleeves cool down by sweat evaporation, but in high temperature and humidity, sweat dries hard and sticks to the body more uncomfortably. The advantages of air-conditioned jackets are:
Active ventilation: Takes away heat directly with air flow instead of relying on sweat evaporation, effective even above 35℃;
Fabric assistance: The outer layer uses water-resistant fabric to block the sun, and the inner layer uses breathable mesh to absorb sweat, cooperating with fans to "cool from inside and outside".
IV. This Summer, Choose "Active Cooling" Over "Passive Heat Tolerance"
The working principle of the air-conditioned jacket is simple, but it solves the core pain point of hot days: no need for ice packs or relying on the environment, it can create coolness by itself. Whether for outdoor work, sports or commuting, wearing it is like carrying a "small air conditioner" with you, making every outdoor moment in summer easy and comfortable.
Beat the Heat with Simple Technology This Summer!