User-friendly Portable Air Cooler requires minimal maintenance-just keep air vents unobstructed, refill the water tank regularly, and place on a flat surface for optimal performance. Portable Air Conditioner Fan 3 adjustable speed settings and multi-color night lights to match different ambient needs and personal preferences. Compact Mini Air Cooler features a lightweight square design, quiet operation, and USB-powered convenience for easy portability between home, dorm, and office. Portable AC Unit is constructed with ABS material, ensuring long-lasting use while maintaining a sleek, modern appearance. 3-in-1 Portable Air Cooler combines cooling, air filtration, and humidification functions to keep your living, working, or sleeping space comfortable year-round.