These fun, colourful Lights & Sounds Answer Buzzers turn any activity into a game while keeping even the youngest children engaged! The Lights & Sounds Answer Buzzers Set includes 4 brightly coloured buzzers (blue, red, green and yellow) that light up when pressed.Each Lights & Sounds Answer Buzzer features a unique sound for easy differentiation – siren, game-show, laser and charge. Liven up any game with these colourful flashing answer buzzers!Create game-show style activitiesA set of 4 buzzersIdeal for tests and quizzes and to turn any lesson into a gameInteraction actively engages studentsBuzzer buttons light up when pushedFour colours: blue, red, green and yellowFour sounds: siren, charge, laser and buzzerEach buzzer features a unique soundEach Answer Buzzer requires 2 AAA batteries. Product Size: 19.8 x 19.3 x 4.8 cm. Each buzzer has a diameter of 9 cm.