*Returns not accepted on any opened, used, or defective product. Contact manufacturer directly for further defective products/parts. From UPPAbaby, this swing features: Motion that Mirrors You.™ The Mamaroo Smart Swing is designed to move like you do, mimicking your natural motion to create the perfect place for baby to safely relax while you take a break. With five soothing motions, customizable speeds, and smart-home features, it adapts to your baby's needs while giving you the freedom to focus on yours. Suitable from birth to 25 lbs or 9 months, Whichever comes first. Stop when baby attempts to climb out 400+ customizable combinations through unique motions, adjustable speeds, and soothing sounds MotionSync Technology matches your movements in the app to create a personalized experience Patented MultiMotion Technology: The only smart swing designed to move like you do! Gently rocks baby with a soothing combination of up-and-down and side-to-side motions Included soft, machine-washable newborn insert and harness pads provide cozy comfort and secure support from day one, ensuring a safe experience for baby Engaging mobile with spinning toy balls in colors and patterns that support fine motor skills No-rethread harness for easy and secure adjustments Swing reclines infinitely from 25° to 45°, adapting from newborn to 9 months Touch-sensitive, backlit UI for easy adjustments without disturbing baby Powered by an AC adapter with no batteries needed for consistent performance Safety features stalls motion if an older sibling or object obstructs the swing Bluetooth® connectivity via UPPAbaby app, Amazon Alexa, or Google Home for easy adjustments 5 unique, parent-inspired motions: Cruise, Bounce, Sway, Rock, and Wave 4 calming sounds with enhanced sound quality: Jingle, Bliss, Chirp, Tide Verified by the Baby Safety Alliance for proven safety, quality, and reliability Dedicated Customer Experience Team available to support 24/7 via email, text, call, live chat, and video or virtual consultations Modern, compact design saves space while blending seamlessly into your home décor Tool-free assembly for fast and easy set up Shoulder and crotch pads add extra comfort and security for baby Trusted by healthcare professionals and used in over 600 NICUs for its proven safety and quality JPMA Certified for proven safety, quality, and reliability Product weight: 15lbs (6,8 kg) Product dimensions: 21 W, 24D, 27 1/8 H Imported.