Sweet Dreamz On the Go is the all-in-one baby soother to calm fussy and tired babies: a must-have for every busy family. Each adorable soother comes equipped with a built in nightlight along with calming sounds and melodies. Choosefrom four gentle sounds, including a mother‰۪s heartbeat and a soothing ‰ÛÏshhh‰۝sound, as well as four additional tranquil lullabies. Three different modes allow you to select the perfect setting while calming baby and easing them to sleep, wherever bedtime may land.