220V Cooling Fan to get rid of noise

The easiest restless mood of summer and then ringing ears "220V Cooling Fan" when running a "whirring" noise, and anyone can not do it. Especially at night, while more than sweat, while also endure noise, sleep could not guarantee. Frequency floor fan, the use of ultra-low-voltage variable frequency motor, largely reducing the noise "220V Cooling Fan" operation, and the motor noise is only 17.4 db, like butterfly wings incitement sound; but also ad hoc silent profile, dual create Mute environment, so you get rid of noise, peaceful sleep. Real fashion needs to keep pace with the times, in order to meet the tide of things nowadays, "220V Cooling Fan" carrying Things remote control, through the "wisdom of the United States at home" APP software and home WiFi network contact, hands the phone to pair US fans to implement remote control.