Make sure your tests are performed according to the instructions below:
– Please leave the test wand in the urine sample for about 10-20 seconds. For better results, please dip longer, but no longer than 25 seconds.
– Please keep the sampling end of the test wands pointing down after sampling the urine.
– Please don’t shake the test wand after sampling the urine.
– Please insert the test wand immediately into the Analyzer after sampling the urine.
– Please insert the wand horizontally into the Analyzer while letting the Analyzer sit on a horizontal surface.
– Please insert the test wand all the way into the Analyzer.
You can also open this link for video instruction that might be more straightforward: https://www.youtube.com/watch?v=Dt7APbaseqo