POWERplus Roadrunner Educational SOLAR POWERED TOY CAR KIT. The POWERplus Roadrunner is a solar powered toy car which teaches children to use renewable energy as a power source. Place the car in the sun and the solar cell generates energy to power this car. Teach children by playing with future technology! Details: Supplied as a kit for you to build Suitable for age 8+ Material: Plastic Completed dimensions: H 7 x L 5.5 x W 6.5 cm Completed Weight: 56 grams Colour: grey, orange Number of components: 20 Package dimensions: H 19 x L 11 x W 5 cm