Step%20into%20the%20future%20with%20this%20solar-powered%20rail%20set.%20The%20engine%20has%20its%20own%20solar%20panel%20that%20generates%20enough%20electricity%20to%20power%20its%20lights.%20Push%20it%20through%20the%20spirals%20to%20the%20station%20where%20the%20serviceman%20is%20waiting.FeaturesIncludes%20tracks%2C%20engine%20and%20carriage%2C%20a%20technician%20play%20figurine%20and%20a%20workshopAlso%20included%20are%20safety%20signs%2C%20trees%2C%20two%20spiral%20tunnels%2C%20bridge%20supports%20and%20a%20computerSolar-powered%20lights%20on%20the%20engine%20charge%20when%20the%20solar%20panel%20is%20exposed%20to%20sunlight%20or%20a%20bright%20thermal%20light%20sourceLights%20are%20located%20on%20the%20front%20of%20the%20engine%20and%20inside%20the%20cabinThe%20engine%20must%20be%20pushed%20by%20hand%20-%20no%20electric%20drivetrain