Description
Approved Accuracy: Simple and clean charting indicates first date of last period, probable ovulation, probable implantation, 1st trimester, 2nd trimester, 3rd trimester, and expected date of confinement.Easy to Use: Made of handy 13cm diameter big wheel with rotatable small wheels, just simply rotate the wheel by dragging and move the pointer to select LMP.Classic Design: Small handy wheels with printed days, weeks and months for calculating lead times, to efficiently predict the approximate date of delivery.Great Value: Made of durable and lightweight plastic material, designed by medical professionals and tested by thousands of actual users.Ideal Pregnancy Tool: Tested and approved calculator wheel designed for midwives, nurses, obgyn doctors, also as best gifts for health care facilitators, medical offices, adoption agencies and fertility clinics
