This air cooler fan with 5 spray design, 600ml a full tank of water which can continuously keep spraying for 2-6 hours Also if you have aroma fragrance oil could add which provide your favorite scent to your environment . Also, portable fan has 3 wind speeds (Low-Medium-High) to keep cool in hot summer days.Three automatic timing (1/2/3H).you can choose the most suitable one to enjoy your leisure time,sleeping or working time. The desk fan has 7 soft colors choices in all, which can be used as night light or placed on the dining or coffee table at night, creating a romantic atmosphere is also a good choice! Simply connect the TYPE-C usb cable to the devices that support usb port,this portable air conditioner fan can work powerfully with low noise. INPUT VOLTAGE: 5V2A, to ensure the highest speed work!The mini air conditioner fan is NOT RECHARGEABLE, just is plug and play. This mini personal air conditioner fan has a portable. Small size and leather handle design,easy to carry it around, you can enjoy the coolness in offices, living rooms, kitchens, studies, home or outdoor picnic, etc. It's your best portable cooling fan in this summer and best gift for your friends, family and loved ones! Warm Tips: If do not use it for a long time, please empty the water , place it in a dry and ventilated place.Difference from the usual fan.New technology pulls in hot air through an evaporative air-cooling filter & turns it into cool, simply add water to the top fill water tank & press the button. It likes an air conditioner helps cool the air and make your room become cool. Cool you off in seconds in a hot kitchen, living room, home or office.You can also adjust the wind direction up and down within 120℃ to creat your personal safe and cool zone Unique high speed for kitchen office