How to use pregnancy test equipment Pregnancy test equipment has become one of the essential tools for modern women. Pregnancy tests can determine whether you are pregnant by detecting the hCG hormone in your urine or blood. Correct usage and accurate measurement time are related to whether you can obtain accurate results. Below we will introduce in detail how to use the pregnancy test instrument. 1. Steps for using the pregnancy test instrument 1. Please confirm the validity period of the product before purchasing. Once expired, the test results will be inaccurate. 2. First, you need to prepare a container.