Designed by an obstetrician, kickTrak kick counter will, reliably track your baby's movement pattern. So all would be mothers can sit back and relax kickTrak is a safe, noninvasive, 3-in-1 handheld device to give you peace of mind.

At the onset of pregnancy, track your progress to stay in-sync with your doctor about your due date. Beginning at 24 weeks, reliably track your baby's movement pattern. Time your contractions when labor begins.
Source