At the flip of a switch, this sock monkey will repeat everything you say in a high-pitched voice while he bops his head up and down! If you giggle, he giggles, if you say a phrase, he repeats it back! Turn off to conserve battery life when sock monkey is not being used, on/off switch located on bottom. Requires 3 "AAA" batteries included. Measures 16.5cm tall x 12cm wide. Ages 4 and up.