• Sourcing Solutions
  • Services & Membership
  • Help & Community
About product and suppliers:
        Alibaba.com offers 603 four diffuser products. About 20% of these are humidifiers, 1% are bottles, and 1% are air fresheners. 

A wide variety of four diffuser options are available to you, such as ultrasonic humidifier, cool-mist impeller humidifier, and evaporative humidifier. You can also choose from ce, ul, and cb. As well as from tabletop / portable, mini, and usb. And whether four diffuser is manual, or humidistat. 

There are 603 four diffuser suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of four diffuser respectively. 

Four diffuser products are most popular in Western Europe, North America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 584 with ISO9001, 55 with Other, and 32 with ISO14001 certification.