Does your baby wake up as soon as the stroller stops? Let Sleepytroll lend a hand. Sleepytroll Rechargeable Baby Rocker gives you and your baby a well-deserved break. Fits most Strollers Built-in Rechargeable Battery Fully charged in just 2 hours Built-In Motion and Sound Sensor Adjustable Speed Settings Most powerful baby rocker on the market Used once, comes with adapter heads