· For Bigger Space: 40 Inch & 70° Oscillating - Offering you up to 120 sq.ft. of air circulation in a fresh and cool way, whether you working at your desk, leaning on the sofa, or lying on the bed. · Energy Saving: 8H Timer & Auto-Shutoff Screen - Even if you have already air conditioners, you still can consider using a water tower fan with 8H timing to accelerate the air circulation to reduce power consumption. In addition, the screen will shut off when there is no operation for 10 mins, and keep ultra quiet to guarantee zero interference with your sleep. · Quality in Detail Portable/ Safe/ Easy To Clean - Can be easily moved from room to room with a convenient carry handle on the top. · Multi Scenario Solution: 3-Wind & 3-Speed Setting - Different air supply frequencies for normal /natural /sleep mode get diverse experiences. 3 wind speed settings (low/middle/high) help you find the balance between cooling and electricity using.