Our evaporative air conditioners adopt an energy-saving and environmentally friendly design, are Freon-free and have low power consumption, equivalent to that of a light bulb. Powered by a USB port and running for approximately 8 hours per water refill, you can enjoy its cooling capabilities all night long without worrying about electricity bills. Our have customizable including 3 fan speed modes (low/medium/high) based on your personal needs. It also comes with a refrigerator that you can fill with ice cubes or ice water for instant cooling. Additionally, it features automatic timing (1H/3H/6H), making it the Perfect cooling device tailored to your needs. With a large water tank capacity of 300ml, this evaporative cooler can continuously provide you with cool air for up to 6 hours. When the water tank is low on water, this smart device will immediately switch to natural wind mode to you have a good night's sleep. It is ordinary fans on the market, providing you with a relaxing cooling breeze. This air conditioner is designed with portability and compactness in mind and can be easily transferred from one room to another. Whether it is the kitchen, dormitory or office, it can operate quietly below 45dB without causing any interference to your work or sleep. Take it outdoors and experience its cooling and purifying airflow anytime, anywhere. The pull-out water tank can be filled with ice to facilitate cooling and is easy to disassemble and clean. Atomized multiple refrigeration. Touch switch. The air outlet is adjustable up and down, has a colored ambient light at night, is plugged into a USB port, is soft and portable, and has a compact and exquisite appearance. Material: ABS colour: white + gray Package Contents: 1 x Cooling fan 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.