Designed To Test For Black Mold, Pollen And Dust MitesCan Also Be Used To Test For Airborne Mold, Recommended To Use 2 Kits For Sampling In Order To Compare Outdoor And Indoor Air QualityThis Kit Should Be Used As Your First Step In Identifying Toxic Mold Spores That Could Be Harmful To Your HealthSafe And Easy To Use With Reliable Results In 48 HoursOptional Lab Analysis ($40 Fee) Is Available Which Will Identify The Type (Genus Name) Of Mold Present, Prepaid Postage Envelope Included In Kit