Interactive Fun: Includes 4 colorful buzzers (blue, green, yellow, red), perfect for group activities and team games. Each buzzer lights up and makes a unique sound, adding excitement and clear identification to each player's response. Easy to Use: Simply press the top of the buzzer to activate the light and sound, convenient for children and adults. Each button requires two AA batteries (batteries not included). Please note that the buzzer comes with four different sound effects and cannot record other sounds. Family Engagement: Answer buzzers are ideal for family game nights and parent-child互动games such as trivia, voting, and debates. These buzzers help children focus while learning and communicating, improving responsiveness during classroom activities or games. Safe and Portable: Made from high-quality, durable plastic materials built to withstand regular use. Lightweight and easy to carry, they can be taken to classrooms, parties, or events. Great Gift Idea: Perfect as a fun gift for kids on birthdays, Halloween, Christmas, and other occasions. Provides interactive entertainment and encourages engagement and social interaction. Color: As shown Material: Plastic Power Supply: 2 x AA batteries (not included) Package Contents: 4 x Game Buzzers Note: Light reflection and differences in display screens may cause slight variations between the color in the image and the actual item. Measurement error allowance is +/- 1-3 cm.