Create a fun Steam Robot or a Steam Train with this 2-in-1 DIY kit!Just add some water to the chimney to activate the 'Ultrasonic Atomiser'. This will create an icy, cold steam-like mist and activate the engines. Just watch the engines go! Learn all about the magical phenomenom created by the ultrasonic atomiser.You can build either a robot or a detailed locomotive with the pistons and rods provided in the box. STEAMBOT includes an LED light on the chimney that flashes to look like a flame. STEAMBOT delivers clear educational insights while kids have endless fun with this hands-on DIY experience. Explore the magic of this Steampunk robot!For ages 8 years+.Requires 4 x AAA batteries.