The future (and past) in the palm of your hands with this miniature replica of Doc Brown's Flux Capacitor from the beloved, blockbuster Back to the Future trilogy. Deluxe Collectible: A finely detailed, 3 inch replica of Doc Brown’s flux capacitor Light-up and Sound Effects: Equipped with multiple LED lights and sound effects Book Included: A full-color, 32-page book exploring the mechanics of time travel and the timelines featured in the beloved film series Officially Licensed: An authentic Back to the Future collectible Requires two AAA batteries (not included).