New and improved design features lights, and is incredibly and ultra responsive! Makes a great and is perfect for school, home, game night, workplace and so much more. And you can use it to caution if a student starts in class. Perfect addition for any collection to really enhance gameplay! Features -Material: PC -Size: 10.50X10.50X8.00cm/4.13X4.13X3.14in -Note: The lamp voltage: 12V Contact-resistance: 10 () -Classroom tool, a perfect tool for quieter students, to get the attention of the class. -This talking button is made of plastic. This material is safe and no harm substance. -Is it a bit nervous at work? Use our button toys to relieve emotions! It is adults and children. -By simply playing "papa pa" colored button, you can break the deadlock and avoid trouble in the awkward situation. -Home quiz evening and can be party contest prop toy for . Package list: 2 x buttons 2 x microswitches 2 lights 2 x racks