Answer Buzzers are the perfect tool to make learning and group activities more exciting. Whether you're hosting a classroom quiz, a team challenge, or a trivia game, these interactive buzzers bring energy and competition to every session. Featuring loud sounds and bright lights, they grab attention and encourage active participation, making them a fun way to enhance any educational or recreational activity. Four different colors and fun sounds horn honk, boxing bell, doorbell and booing! Each measures 3 1/2" in diameter and requires 2 AAA batteries, not included.