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18 Set 276Pcs DC Motor Kit, Mini Electric Circuit Kit For DIY Science Projects With Motors, LED Light, Vanes Propeller, AA Battery Holder, Plastic Gea

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EUDAX 15 Pcs Rectangular DC Motor Mini Electric Motor 1.5-3V 24000RPM With 9.8" Lead Wires With Motor Mounting Bracket Holder For DIY Toys

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EUDAX 18 Set DC Motors Kit,Mini Electric 1.5-3V 24000RPM Hobby Motor With 252Pcs Plastic Gears,2 X AA Battery Holder ,Wires For STEM DIY Toy