This Easy@Home Multi-Drug Screen Test, #EDOAP-264, 5-Count is ideal for the work place, school and substance-abuse rehabilitation center. It can detect marijuana, amphetamine, benzodiazepines, cocaine, opiate and methamphetamine. This test is more than 99-percent accurate in detecting specific drugs according to the designated cut-off levels. It is easy to use. Just dip the test into urine and read results. Two lines appear if clean and only one control line appears if not clean. Easy@Home Multi-Drug Screen Test:More than 99% accurate in detecting specific drugs according to the designated cut-off levelsHome drug-test kit is easy to useJust dip the test into urine and read results2 lines appear if clean, 1 control line only appears if not cleanRead results in minutes