This Twelve Panel PreScreen Plus Dip Card (CLIA Waived) is the first step, when it comes performing a drug tests. The prescreening provides key information that can be used for further testing. “Dip and Read” is one of the easiest ways to test a urine sample by simply dipping the dip card into the urine sample and waiting 5 minutes for test results. This CLIA Waived dip card can detect up to 12 different illicit drugs in one testing. This drug test dip card is highly recommended by home owners for personal use. Instantly detect up to 15 of the most commonly abused drugs in human urine.