Wait until your baby is one year old and holds their head steady while wearing...

https://highstylife.com/can-i-use-a-child-bike-seat-on-an-e-bike-a-service-writers-guide-to-family-cycling/

Wait until your baby is one year old and holds their head steady while wearing a helmet. Strong necks are vital for safety. Choose front seats for easy bonding, rear seats for toddlers, or trailers for the lowest center of gravity