First Response Triple Check Pregnancy 3 TestsGet Pregnant Naturally: Ovulation tests give woman greater chance of predicting their most fertile days, even if their cycle lengths are variable; Pregnancy tests can tell pregnancy sooner than a missed period. 99% Accurate Tracking: LH Levels over 25miu ml can be detected. Ovulation tests give a greater chance of predicting the most fertile days accurately, even if the menstrual cycle is not regular; Pregnancy tests can confirm pregnancy sooner than