# CAS-LH -  The LH One Step Ovulation Test Device (Urine) is a complete system to help you predict the time of ovulation and peak fertility. It is during this fertile time that pregnancy is most likely to occur. Easy to use. Single use test - use once, then throw away.

The LH Ovulation Test Device (Urine) detects the LH surge in urine, signaling that ovulation is likely to occur in the next 24­36 hours.

Important: The LH surge and ovulation may not occur in all cycles.