Fisher-Price Ducky Fun 3-in-1 PottyToddlers starting the training process love reinforcements and character friends that make them want to try again and again. And you will love this potty gives you three products in one. A little ducky friend to visit and music and sounds when they're successful. As your little one grows he can take the ducky fun to the grownup toilet then use it as a stepstool. Requires 3 AA batteries. Weight limit: 100 pounds (45. 4kg).