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Instead of a rubber band motor we've used a powerful spring mechanism to provide the "muscle" in this racer and extend the model's usable life
8 axle carriers are sold with 1 left and 1 right axle carrier
3A DC Li-Po Charger EFLC1004 is compatible with EFL9080
Spektrum WS1000 wireless USB dongle (recommended) for wireless use with Spektrum DSMX/DSM2 compatible transmitters
Solar-Powered Rovers RC Boat Model com to begin the processAges 6+ 5 Experiments 54 Pieces 16 page manual With this kit, you can construct five motorized models. Build three types of solar cars, a solar fan, and a solar robot model. Conduct science experiments with each model to learn about gear ratios, solar cells, and more. The ultralight materials, including strong bamboo rods, make your models speedy and durable. A modular gearing system lets you test out three different gear ratios. Experiment with a