Shop for I Know Ovulation Strip worth Rs.549 at Rs.380 at Netmeds. No promo code needeed. I-know is an ovulation test kit. i-know is an LH surge detection kit that identifies the LH surge in a woman's body and indicates the days when she will ovulate 12-24 hours in advance. I-know detects these 2 days with 99% accuracy. Limited period offers so buy now.