Features: A hanging music box, bluetooth-compatible connection player, is a great gift to accompany your baby growth and a bridge for parents to communicate with their baby. Suitable for baby cribs, baby strollers, bed guard bars, strollers, nursing tables, balance bikes, skateboards, etc. Small body function, equipped with power on/pause button, LED color light button, music button (can switching to bluetooth-compatible modes), vibrations motor button, attracting baby attention. Built-in high fidelities speaker, pleasant ringing, soft sound, soothing baby emotion. Type C interface, charging range, more convenient to use than traditional battery type, no worry for long-term use. Specifications: Material: Plastic Size: Approx. 10.5cm/4.13inch Package Includes: 1x Baby Stroller Music Box note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.