Size is approx: 12.9 by 12.9 by 12.9cmAdditional product info: Every time you open the Pokeball, Gengar pops up! When you give it a squish, Gengar will talk to you! You can enjoy various Gengar reactions each time you open or touch it! If you touch it consecutively, you can hear a special reaction! Note: If left inactive for about 10 minutes, it enters Drowzee Mode. Requires two AAA alkaline batteries (batteries are sold separately). Please use alkaline batteries. The open size is approximately 11 cm in height, 7.6 cm in width, and 13.3 cm in depth.