This air cooler is an ultra-modern, stylish portable air cooler, the perfect way to keep cool at home or in the office. Using the power of cold water to cool down hot air and circulate it around the room, this air cooler has 3 different modes and 4-speed options, providing you with the right airflow. A 20L extra-large water tank greatly reduces the number of times you need to add water, and the remote control allows you to control all functions without leaving the comfort of your bed or sofa. In addition, the fan operates quietly to help minimize noise and provide a steady and consistent flow of air for a comfortable night. The 7.5hr timer function means that you have complete control over when and how long the air cooler runs. Just buy now and have a cool summer! 3-in-1 Evaporative Cooler: The evaporative air cooler enjoy multi-function set in one, including refrigeration, humidification, air purification function in one equipment. It's really the first choice for you in hot summer days, which eliminates the trouble of using multiple appliances at the same time. 20L Water Tank and 2 Adjustment Methods: This air cooler with a good cooling effect has a 20L extra-large water tank, which greatly reduces the number of times to add water. In addition, there are two ways of manual and automatic adjustment for our air cooler, and the adjustable angles are up to 40°. Available 4 Speeds and 3 Modes: There are 4 wind speed settings to control the fan speed for optimal comfort. And it provides sleep natural mode and normal mode to meet your different needs. Besides, our evaporative cooler can help you cool down and improve airflow in your room, reducing energy consumption and costs. 7.5-Hour Timer and Quiet Operation: The air coolers have a quiet sleep mode with noise control below 60db and will not disturb your sleep. 7.5-hour timing function allows you to set the auto off time, helping you to enjoy a comfortable and healthy night. Remote Control and Control Panel: The remote control allows you to control all functions without leaving the comfortable bed or sofa. The control distance can reach up to 6 meters. And the control panel shows all the data visually, which allows you to understand use our air cooler easily.