When danger strikes the streets of Gotham it's up to Batman to defend his city, and with the deluxe Voice Changing Tactical Helmet from Mattel you can become The Dark Knight! Featuring light-up eyes, pivoting visor and over 15 sounds and phrases from the Justice League movie, simply place the helmet on and listen as your voice turns into the awesome growl of The Batman! Requiring 3 x AAA batteries (included), it's ideal for assisting with developing communication, social and role-playing skills.