Features: WITH LIGHT AND SOUND TIPSOnly you simply press the buzzers for game show to make it light up,the game answer buzzer will buzz loudly. The red color attracts attention.Increase the fun of the game, easy to use. PERFECT FOR GAME NIGHTSThe game game buzzers for game night is perfect for a funny prank, office desk gadget, home quiz evening & can be party contest prop toy for adult. Actively encourage contestant to join in the competition with this quiz game buzzer. ANSWER BUZZERS FOR TRAININGUsing game show buzzer system for classroom can again help to engage students in the process and aid in the memory.Add game answer buzzers to any family board game for some extra fun. NOT INCLUDED AA BATTERIESOur game buzzer is powered by 2 piece AA batteries(Not included in it).The game answer buzzer is compact size and lightweight, easy for carry. PERFECT WRONG ANSWER BUZZERThese game buzzers for classroom use for quiz games in classroom, the students enjoy buzzing it for wrong answers on spelling bees or math drills. And to use it if a student starts acting up in class. including: 1/4pcs Game Buzzer Note:Please allow 2-3 cm difference due to manual measurement. Besides different computers display colours differently, the colour of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)