CIH-HK DC Tower Fan, DC Invecter Tower Fan, Circulation Fan, Bladeless Fan, Sterilizer Fan, Silence Fan. Products with DC turbo long life pure copper motor, 8 speeds setting, you can use the silence speed for sleeping, and turbo speed in the high temperature season. ECO invecter control for envirnomental protection, the fan will adjust the fan speed automatically in different room temperature. Natural wind mode, the fan speed will change automatically, which make you feel look like sitting in the forest. Sleep wind mode can protect the user and prevent catch cold when they are sleeping. Using remote control, you can control the product from a 3-5 meters distance. Pre-set off timer, you can switch off the fan at any time you want. Build in Ionizer can help you to purifier the dirty air and bacteria. Switch on the oscillation function, the products will turn left and right in a 70 degree angle. Long air outlet can generate a bigger airflow