The H2201 evaporative air cooler is available in black and white, made of ABS material, supports DC 5V/2A voltage and 8W power, and functions as a fan and humidifier. It features a Type-C charging port, three adjustable fan speeds (2.6m/s, 3.2m/s, 4m/s), a 400ml water tank providing a spray volume of 110ml/h ± 20ml, 2H/4H timer functionality, noise level ≤53dB, a seven-color ambient light, and water shortage protection. Measuring 173 x 148 x 5 x 224.5mm and weighing 0.98kg, it's lightweight and portable. It solves the problem of insufficient cooling and dry air in small spaces (desktops, dormitories, etc.) during summer. Three fan speeds meet different cooling needs, the humidifier alleviates dryness, the timer eliminates the hassle of manual shutdown, the seven-color light creates a warm atmosphere, and its lightweight and portable design allows for easy portability. The water shortage protection ensures safety. It also features a Type-C charging port. Convenient charging and low noise that won't disturb work or study make it a practical choice for creating a cool and humid environment in small spaces during the summer.