It's a swing with six songs, sounds, five speeds and a fun swing-away toy bar. It's a deep, cozy seat with calming vibrations and adjustable recline for baby's comfort. And it's all in one space-saving size, so there's less clutter in your home. So easy to convert from one to the other, you'll love it. Additional features include calming vibrations, adjustable seat recline for baby's comfort and five-point harness to help keep baby secure. Requires 4 C alkaline batteries. Use from birth until child is able to sit up unassisted, maximum Weight: 25 lbs.