PORTABLE: On-the-go design allows nap time to happen any time; SOUND ON: 5 soothing sounds including shushing + heartbeat; GLOW ON: 3 nightlight glow levels for nighttime feeds; ADJUSTABLE STRAP: Attach-anywhere strap hooks on strollers, car seats, cribs + more; CONVENIENT: Adjustable volume, overnight battery life + auto shut-off option; CONTENTS: 1 Portable Sound Machine w/ Adjustable Silicone Strap + USB charging cable; 0m+ age recommendation; Lifetime warranty; Imported