NOT Compatible with the Thomas Wooden Railway System Pocket sized, die cast Fireworks Car. It's fireworks night and Sir Topham Hatt is having a firework display. Thomas is in charge for getting the fireworks there on time! Couple up this cool wagon with lights and sounds to one of your engines! A wonderful way to encourage roleplay and a great addition to your Take Along Thomas amp Friends collection! Features Press top of car for fireworks lights and sounds! Smart Magnets connect either way Exclusive collector's card Requires button cell batteries demo batteries included Measures approx. 3L