Item:Programmable Mini Teddy Bear Music Box Model number:HXS-0019 Case size:42MM*47MM*17MM Power by:3*AG13 batteries Speaker:Dia 29MM Material :Plastic ABS Color:According to your requirement Music duration:1-360 secs or even more if needed Music formate:MP3/WAV Logo:Custom logo is available N.W :35G Certificates:Rohs CE Green Standards:Compliance with EU standard.