Are you still worried about hot summer days? Our portable evaporative air cooler is a perfect choice to bring you a cool and fresh summer while being both healthy and environmentally- friendly. This air cooler combines multiple functions into a compact and energy-saving design, providing a large amount of cool, humid, fresh and clean air flow. The large capacity water tank of 7L can be used for a long time without frequent watering. And the cooler is available in 3 wind modes and speeds to offer the suitable airflow according to your own needs. Besides, the 7.5-hour timing function will create a more livable and comfortable sleeping environment for your family. What's more, 4 universal wheels and built-in handle allow you to move or carry it to any place. It is very suitable for your bedroom, living room, kitchen and office. In addition, the LED display, touch button and remote control make it easier for you to use.