Article number: 8717853702556 View all POWERplus > View more: Construction kits > Powerplus - Thunderbird Construction Kit - Saltwater Monster Truck The Thunderbird is a saltwater-powered, four-wheel-drive monster truck with many moving parts. This product, with its ingenious design, teaches children to use alternative energy sources. Thanks to its moving parts, children can observe how the engine works. The kit comes with step-by-step instructions. So the fun begins with building this fantastic car. No batteries needed! Simply add a few drops of salt water to the fuel cell and the car drives. Incredible but true! The Educational Saltwater 4WD Monster Car Thunderbird from PowerPlus Junior is a great self-build kit that allows you to assemble a Monster Car that runs on saltwater! Assemble the engine, prepare the saline solution, place the fuel cells in the engine, and off you go! Add a few drops of salt water to the fuel cell and the Thunderbird will start to drive. 4-wheel drive. You can actually see the cylinders working on the engine block. Thanks to the 4-wheel drive, the Thunderbird also drives on difficult terrain. Furthermore, the engine can be built in a 'V' line or simply flat, and the height can be adjusted. With 4 to 5 drops of salt water, the Thunderbird drives for about fifteen minutes. The self-build Monster Car Thunderbird is eco-friendly, as it requires no batteries or charger, just salt and water! Fantastic eco-toy for children, but also for adults! From 10 years Product specifications Thunderbird - Saltwater monster truck - Monster truck Thunderbird Article description Thunderbird - Saltwater monster truck Article number 8717853702556 Model Monster truck Thunderbird Occasion Birthday, Sinterklaas, Christmas Hobby Games Suitable for ages 8-12 years, 13-17 years, Adults Country of origin China Thunderbird_sheet.pdf Features Educational DIY science toy Recommended age: 10+ years Eco-friendly toy Powered by saltwater fuel cell No batteries or charger required Includes detailed manual in Dutch and other languages Product: Junior Educational Saltwater Eco Monster Car - Thunderbird Material: plastic Product dimensions: H 18 x L 21 x W 5.5 cm Weight: 186 grams Color: blue, white Package dimensions: H 25 x L 18 x W 7 cm Package weight: 296 grams