Dear Mr Alibaba Supplier,I have been trying to buy an air purifier, but prices in Puerto Rico are very expensive, and stores that sell these are very limited. My need for this purifier is due to a diagnosed chronic sinusitis. I have found your Platinum Air Purifier 2.0 from eworldtrade site.Here is the informations about the product that we need:Certification,Use,Power Source,How long would it take to get my order to Puerto Rico?Will you sell only one unit for my personal use?Wish to hear from you soon.Best RegardsAna Show More