About this item【High-efficiency Air Cooler】The portable ac air conditioner has a 3-in-1 design, helping you realize the dream of having a mini personal air conditioning fan, humidifier and adjustable wind direction fan at the same time, which can reduce the ambient temperature to 45-50°F, instantly provides you with strong, cool and refreshing air flow, you can add cold water and ice cubes to the water tank for better cooling effect.【Eco-Friendly Energy Saving & 6 Wind Speeds】Our portable cooling fan is upgraded with a powerful and quiet motor, and the small misting fan uses evaporative atomization technology to achieve low energy consumption. You can adjust 6 wind speeds and 6h timer, the portable USB air ventilator can adjust the wind direc.