Never used kids electric sonic pro toothbrush. Zebra and monkey are not offered style anymore. Music is a timer for kids and can be muted. Fun way for kids to brush teeth. Dentist approved 27x more helpful for removing plaque build up then normal brushing more info on website. Selling separately please indicate which you would like to purchase. https://tryautobrush.com/?utm_source=Paid+Google&utm_medium=14490482281&utm_content=622454714850&utm_campaign=125030574205&gbraid=0AAAAAC95_UccUwBhoTVj0E1DRWJYwUaM0&gclid=EAIaIQobChMI9_mxvZe6gwMVIQitBh2AxQdSEAAYASAAEgJdBvD_BwE