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. In addition, the LED display, touch button and remote control make it easier for you to use.