Description: This baby music mobile is made of ABS, fit for babies under 5 year's old. It's a windup movement musical mobile, which can be installed on baby's bed with arm (not included). 18 Note Wind-up Music Box Included Inside, hook will rotates while playing music, you can pause while playing. Wind up music box without energy consuming. Playing speed: 12-20"; Full playing time: 2-3';Service life: =500 times Features: 1. Light music helps your baby easier fall asleep 2. Music may even help strengthen premature babies 3. Music plays a crucial role in ‘wiring’ your baby’s brain for learning. 4. Listening to music will help teach your infant about patterns and sequence, and about rhythm, beat and tone which are useful for problem-solving and reasoning. 5. Early music exposure can help promote critical listening skills, language and literacy, creativity and coordination. Specifications: Color: White Material: ABS And Metal Music Box Inside Size: Approx. 12cm*7cm*3cm(4.72"*2.75"*1.18") Weight: 140g Playing speed: 12-20" Full playing time: 2-3' Service life: =500 times Note: Baby Crib Holder not included. Package Includes: 1 x Baby Crib Moblie ============================== Option:with DIY Stickers Features 6. Lovely and colorful stickers let your baby exercise the perception of their eyes by enhancing cognitive ability of figures and colors. Specifications 6 cute little cartoon animal stickers, diameter is 6.5CM Package Includes 1 x Baby Crib Mobile 6 x DIY Sticker