"Met On!" Now kids can cosplay as "Speed King" Go-on Red with this cool metallic red helmet that features light and sound functions! Strap the helmet onto a child's head and set the main switch to A, then press the beak-shaped switch to start Drive Sound Mode, lighting up the LED headlights and playing an engine sound and Engine Speedor's phrase. Press the beak-shaped switch again while in Drive Sound Mode to play Engine Speedor's phrase and finishing move sound effect. Setting the main switch to B will start Transformation Mode, lighting up the LED headlights and playing the transformation sound. In Transformation Mode, press the beak-shaped switch to play one of six attack sound effects. The packaging states that the helmet will fit a child's head that measures 52-53cm around the forehead. Three AAA batteries are required, not included.