<b>Great Basic "buzz-in" Gameshow Buzzer for Quiz Games, Built for Durability and Versatility. Perfect Classroom Game and Family Game</b><br> <b>Specification:</b><br> Material: Plastic<br> Sound: 3-4 seconds<br> Light: 3-4 seconds<br> Color: Black + Red +Blue<br> Power Supply: 2xAA batteries/Unit(Not included)<br> Size: app.11x9.7x12.2cm/4.33x3.82x4.8in(LxWxH)<br> <b>Package Include:</b> 2 Pack<br>