Pack of 4 for the UPC: 022600407089 Unsurpassed accuracy for dollars less than leading brands.Ovulation TrackerChurch/DwighYES (LH Surge): The presence of two similar purple lines means you have detected your LH surge. The test line may be darker than the reference line. NO (LH Surge): The presence of one line, or two lines with the test line lighter than the reference line, indicates that you have not yet reached your LH surge. Place dipping end of the test in urine for 10 seconds. WHY TEST FOR LH SURGE? Your two most fertile days begin with the LH surge. Therefore, you are most likely to become pregnant if you have intercourse within 24-36 hours after you detect your LH surge. Store in a dry place at room temperature 39-86 degrees F (4-30 degrees C). Do not freeze. Do not use this product after expiration date.Uses:ANSWER DAILY OVULATION TRACKER is a simple way to determine when you are most able to become pregnant. ANSWER DAILY OVULATION TRACKER takes the guesswork out of finding your peak fertility days because you can begin testing immediately the day after your period ends. And you can test daily for the next 20 days. ANSWER DAILY OVULATION TRACKER: Contains a one month supply of 20 test strips. Fast results in 5 minutes. Ovulation made simple! Over 99% accurate in detecting the LH surge in laboratory testing. Follow complete instructions inside. For any cycle length.For in-vitro diagnostic use. Not to be taken internally. Do not freeze. Keep out of reach of children. Not for contraceptive use. For information on product limitations, see instructions for use.

ANSWER Daily Ovulation Tracker 20 Each (Pack of 4)