... :2022PCSFeatures: *Electric control technology recognizes the weight of baby and automatically adjusts the swing speed accordingly *Microcomputer control technology*Completely silent swinging ... babies *2 position recline seat for rest and play *5 swing speeds *Music box with 12 melodies of adjustable volume levels ... or adapter*With EN71,RoHS,EC,EMC,EN12790 certificate CE Baby Rocker