Exact
Simple urine tests have been shown to provide greater than 99% accuracy in detecting the LH surge. It is 2 times more accurate than log methods. Study of 101 women in the UK comparing a simple diary method with the possibility of a test on the day of the LH surge (2011).
Clear digital results
In one study, clear digital results were easier to read and were clearer than
test with lines.
“Study of 72 UK women who read ovulation tests with results typical of a normal cycle (2010).
Natural
It detects the surge of a fertility hormone (LH), which occurs just before ovulation. Have sex anytime in the next 48 hours after your first "smiley face" to maximize your chances of getting pregnant naturally