Easy to Use Accurate and Highly Reliable Ovulation (LH) Test Strips. Gives women a greater chance of detecting their fertile days even if their cycle lengths are variable</br>Earliest detection greatest sensitivity level - 25 mIU/mL (FDA Standard). Over 99% accurate at detecting your LH surge</br>Easy To Test : Immerse the strip into the urine. Take the strip out after 3 seconds. Lay the strip flat. Read results in 5 minutes</br>All tests FDA approved. Each test is sealed in individual pouch</br></br>Product Description</br></br><b>About PREGMATE One Step LH Ovulation Test Strips:</b><br>The LH (Luteinizing Hormone) which is in the urine of normal women will increase dramatically in the middle of the menstrual cycle. The LH increase triggers ovulation which is when the egg is released periodically from Normal fertile women. Ovulation will occur after 24-48 hours following a positive test. PREGMATE One Step Ovulation Urine Test is a qualitative test used to predict when there is a LH surge and in turn when you are likely to ovulate.<br> <br><b>Did you know?</b><br>? The most fertile days