Bei wang Cradle Mobile Baby Toys Baby Crib Bell Bed Electric Autorotation Music Box is available in Music Boxes

Features:
Music bell (serinette) is mechanical, with spring-driven, without the battery.
Works by winding the chain after release from the drum rotation gear driven sound, there are a lot of bumps on the sound tube,
It bounced piano sheet during rotation so as to issue a piano-like melodious music ringtones.