Feature:1. Adjustable Backrest: 135 sitting mode, 150 half lying mode, 170 flat lying mode, press the buttons on both sides at the same time to adjust the height.2. Music And Vibration: Cartoon animal shaped music box and toy, bright and delicate color, attract attention of baby, help soothe their emotions. Vibration function helps baby sleep.3. Safety Strap: Designed with fixing straps to hold the baby in place and prevent the baby from falling from the rocking chair. Stable and lightweight foam support, snap firmly.4. Plastic Material: Baby music rocking chair adopts plastic material, safe and eco friendly, firm and sturdy, anti impact and stable, not easy to break, durable.5. Easy Installation: Soft and skin friendly seat cushion, breathable and moisture absorption, comfortable to baby to use. A set of accessories are available, easy to assemble.Specification:Item Type: Baby Rocking ChairMaterial: PlasticAnimal Toy Battery: 3 x LR44 Button Battery (40mah) (built in)Rocking Chair Battery: 1 x D Battery LR20 (Not Included)Use: Baby rocking chair, soothe chair, multi function, music vibration, child seat, baby toy.Package List:1 x Rocking Chair Cushion2 x Foot Pad6 x Support1 x Music Box8 x Screw3 x Nut2 x Other Accessories1 x Manual