Game Buzzer: You will receive 4 packs of buzzer buttons with lights and sounds. The shell is black and red, the side is blue with a large white "X" on top, increasing the excitement of games and they are easy to use (recommended age: 12 years and up). Fun Game Props: The game buttons are perfect for pranks, desk toys, home evening games, club activities, jokes, and more. They can also be used as party competition props for adults and girls. Participants can be actively encouraged to join the competition by using the quiz buzzer. Make Quizzes More Interesting: Using the button buzzer can mobilize students' enthusiasm, aid engagement, and foster positive thinking, making lessons much more entertaining and active. Durable and Portable: The buzzer sound buttons are made of durable and resilient ABS material. Even if dropped many times, they still function. They are lightweight and easy to carry, measuring approximately 97x112x116mm. The dimensions are not too small or too large, suitable for all ages. Easy to Use: The competition buzzers are powered by 2 AA batteries (batteries not included). After installing the batteries, simply press the red buzzers to light them up. The game buzzers have an appropriate volume, loud enough without being too high-pitched. Color: As shown Material: ABS Package Contents: 4 x Game Buzzers Only the above package content is included; other products are not. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.