Light Up Pink and White Plush Bunny Ears Headbands are a fun and playful item for all ages to enjoy. They're especially great for Easter and Halloween! Be a cute bunny or a light up rabbit. To activate, simply press the black button on the battery pack between the ears. Choose from 6 awesome light functions. One size fits most. Make any ordinary Easter into an extraordinary Easter with Light Up Bunny Ears! 3 AG13 batteries are included and replaceable.