Description: This baby music mobile is made of ABS, fit for babies under 5 year's old. It's an electronic musical mobile, which can be installed on baby's bed with arm, this item needs 2 AA batteries (Batteries not included) Features: 1. Hook Rotates while playing music, you can pause while playing. 2. A cute gift for baby, friends and for yourself. 3. Light music helps your baby easier fall asleep 4. Music may even help strengthen premature babies 5. Music plays a crucial role in ‘wiring’ your baby’s brain for learning. 6. 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. 7. Early music exposure can help promote critical listening skills, language and literacy, creativity and coordination Specifications: Color: White Material: ABS material in white without pollution Size: 8.2*8.2*3.5cm Weight: 5.7oz/162g Playing speed: 12-20" Full playing time: 2-3' Power by 2 x AA batteries(not included) Red button: on/off Green button: next song. Note: Baby Crib Holder not included. Package Includes: 1 x Baby Crib Bell Mobile (Batteries not included) ================================== Option: with DIY stickers Lovely and colorful stickers let your baby exercise the perception of their eyes by enhancing cognitive ability of figures and colors 6 cute little cartoon animal stickers, diameter is 6.5CM Package Includes: 1 x Baby Crib Bell Mobile(Batteries not included) 6 x DIY Stickers