Game buzzers: This package includes 1 pc buzzer light button with light and sound. The shell color is black and red, side is blue with a big white "x" on top, adding fun to various games and easy to use (recommended age: 12 ages and up). Funny game props: Perfect for pranks, desk gadgets, home game at night, club revelry, gags and more. Also suitable as party competition props for adults, encouraging participants to actively join competitions using quiz buzzers. Make quizzes more interesting: Using button buzzers can mobilize students' enthusiasm, help with involvement and positive thinking, making classes more entertaining and active. Durable and portable: Made of durable and resistant ABS material, works even after being dropped multiple times. Lightweight and easy to carry, measures 97x112x116mm, suitable size for various ages. Easy to use: Powered by 2 AA batteries (batteries not included). Simply press the red buzzers to light up, with appropriate volume, loud enough without being too loud. Color: as shown. Material: ABS. Package Contents: 1 x Game Buzzer. Only the above package content, other products are not included. Note: Light and different displays may cause color variation from the real thing. Measurement allowed error is +/- 1-3cm.