Portable Air Conditioner Fan, Mini Desktop Fans Quiet Misting Evaporative Air Cooling Mist Humidifier for Office Dorm Nightstand Home

Material: ABS Color:As Pictures Shown Water Tank Capacity:150ml (fill up, can be used for 4-6 hours) Size: Approx. 5.9*5.7*6.7 inch USB Cable Length:  53.2 inch Working Voltage: 5V About Charging: Support by Power Bank (NOT included), DC or Connecting Computer Charging.   Features: Stable and quiet 4 blade design, high speed and low noise, will not affect sleep. After precise operation, the cold air is released, comfortable cool temperature can be kept for a long time. A set of fans, humidifiers, purification and cooling integrated cooling fans, great for home and office use. Waterless state can be used as a simple fan, small and easy to place. Filling with water can be used as mini humidifier or air-conditioned refreshing fan. The switch is on the back of the fan, which controls the fan on and off, as well as LED lights.   Notes: *Water can be added from the top of the cooling fan. It is recommended to use ice water for better effect. *After fill in water, please do not upturn