ltbgtFind out why your baby cries!ltbgtltpgt ltligt The monitor listens to the babys crying for 20 seconds, then digitally analyses it before indicating why.ltbrgt ltligt The device illuminates one of five cyring expressions, telling you whether the child is hungry, bored, tired, stressed or annoyed.ltbrgt ltligt The device has been clinically tested in Europe with a success rate of 98% when used in conjunction with the accompanying symptoms chart.ltpgt