Alvita 1 Pregnancy Test - ConvenientTest anytime of the day from the day your period is due. Hold the Absorbent Sampler in your urine stream for 5 seconds. Certain and Fast. At 1 minute a line in the End Window will show that the test has worked and your result is ready to use. Clear and AccurateThe Result Window will show a clear result. This test is over 99% accurate.