3 test strips. Individually wrapped. Aids in screening for urinary tract infections (UTI). Easy to read. Results in 2 minutes. Compare to Azo Test Strips (This product is not manufactured or distributed by Amerifit, Inc., or Amerifit Brands, Inc., distributors of AZO Test Strips). Leader Urinary Tract Infection Test Strips can be used as an aid in the screening of a urinary tract infection (UTI). Test strips are similar to the tests most doctors use. Leader" test strips test for both Leukocytes (white blood cells) and Nitrite.