Toddlers love to imitate adults and the On The Go Activity Set gives them the perfect tools to do so. With their own set of keys (complete with remote control) and cell phone, your toddler will be ready to go. The remote control and cellphone have buttons that react with electronic sounds and lights. The activity keys feature a teether and other sensory activities that will keep your child engaged. Requires 6 button cell batteries (included). Recommended for ages 3 months and up.