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For fun, education, hobbies, and crafts. Includes 150mA-400mA solar cells, motors, propellers, a detailed manual and directions. Kit.
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All prices are in USD. Registered Trademarks of KELVIN L.P include, but are not limited to: KELVIN®, Hands-On Science®, Build A Better Mousetrap Racer®, Rat Racer®, And the Winner Is…®, New Standards®, and SUMO Car Wrestler®.|