Added discount advantage, buy two (2) sets and save $1,705.00. All the equipment and supplies needed to immediately begin your own "Home Indoor Allergen Control/Mattress Cleaning" business. This includes (1) HEPA rated backpack vacuum, (1) germicidal UVC light (portable sterilizing wand) with (2) pair of Safety Glasses for UVC protection, (1) qt. of concentrated "Kleen-Free Naturally" an odorless, non-toxic, pesticide free, enzyme cleaner (using proper mixture ratio of 1 oz./1 gal. of water yields 32 gals.) perfect for misting mattress surfaces and utilized to eat away odors, bacteria and organic stains. Also included is two (2) Acarex Test Kits (with materials to perform 20 separate tests). Simple to understand instructions for all of the above.