The Power Adapt Portable Swing™ from Ingenuity™ is loaded with all the features of a full-size swing, but in a portable size. TrueSpeed™ weight sensing technology keeps baby's favorite swing speeds consistent, even as baby gets bigger. Plug in to swing battery-free or when you have to use batteries.  Soothe baby with 5 swing speeds, 8 calming melodies and 3 nature sounds. Has a head support to provide more support for younger babies, and can be removed as baby grows. The toy bar is removable which makes it easy for mom to take baby in and out. Swing timer offers three hands-free settings: 30,45 and 60 minutes. Very quiet swing motor helps baby swing undisturbed.