5 in 1 Air Cooler FanPortable air conditioner is a combination of a desk fan, air cooler, aroma diffuser, night light, and humidifier. The quiet and efficient fan can effectively reduce noise by 30%. It is the best choice for sleeping at night. Sleep mode, low noise: about 25 decibels. Energy Saving & SafetyThe lowenergy air conditioner fan is designed for personal use Atomization Spray & 3 Wind SpeedsThis personal air conditioner fan uses an enlarged air outlet and 2 sprayers The ultrasonic atomization technology atomizes the water in the water tank into ultrafine water molecules which has a better cooling effect. USB ChargingThe built-in 4000MAh battery can drive the portable air conditioner, and the charging cable is included. A fully charged portable air cooler can work continuously for 3-5 hours., Weight: 0.0220462262 Pounds, Manufacturer: CCZRD