About this product PERSONAL AIR COOLER & HUMIDIFIER - This small evaporative air cooler is not only a personal air cooler, but also a humidifier. You can use it all year round: cooling the air during the hot summer months and humidifying the air during the dry periods of fall and winter. A full tank allows for continuous spraying for 2.5 to 12 hours (depending on the speed). Adjustable Wind Speed & Auto Timer – 3 wind speeds (high, medium, low) are adjustable, and the blowing direction can be manually adjusted to meet your needs. Three automatic timers (1/2/3 h) allow you to choose the most convenient one for your leisure, sleep or work. 7 Bright Colors & Low Noise - The misting fan offers 7 soft colors and 1 gradient. Place it on the dining table or coffee table to create a romantic atmosphere! This quiet desk fan allows you to sleep comfortably at an ideal temperature. Detachable Design & Handle Design – The detachable design helps you clean the water tank more easily and add water