Peekaboo™ Early Baby Gender DNA Home Test Kit, Kit Only ($54 Lab Fee Not Included). Test the sex of your baby with a simple finger prick from the comfort of home. Check as early as 7 weeks after conception. 99.5% accuracy. Discover: the biological sex of your unborn baby.Results within 2 business days of the lab receiving your sample.Finger prick collection method.CLIA-certified labs. Ages 18 and up.