Feel the thrill of battle as the POKÉMON Z-RING lights up, makes sounds, and vibrates! The type based attack icons on each Z-CRYSTAL become visible as they light up when inserted into Z-RING Z-RING features two ways to play: synchronized with the video game for 4D experience or in role play Video game synchronization allows the player to feel the full power of the Z-MOVE! Get different Z-CRYSTALS to unlock different colors, sounds and vibrations.; Two AAA batteries are required and included with the set