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Product principle: Brush motors are widely used, and are used in many products and toys. This produc..
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Specifications:Motor:130 MotorChildren's educational toySize:7.9*5.6cm/3.11*2.2inchNote:Please allow..
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Product Parameters Model: T101 Size: 19*16.5*5.7cm Weight: 0.53kg Track: plastic Motor: 6-12V Wheel:..
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description:DC3-12V 2700RPM DC motor current machine can use direct current to convert it into mecha..
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Build your very own treasure finding device with the 4M Metal Detector Robot. Learn about mechanics ..
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Learn about the science of cleaning and reusing dirty water with the 4M Clean Water Science kit. Thi..
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Features: - Collection of various advantages! - Long step for climbing, short step for quickly movin..
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Motor spins very fast; always wear safety goggles. Super Glue, provided with the kit, is “instant bo..
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Motor spins very fast; always wear safety goggles. Super Glue, provided with the kit, is “instant bo..
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Features: ? The magnetic can be combined into an infinite geometry freely. ? Magnet toys occupy your..
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More than just a toy, the Aristo Craft Catapult STEM model kit provides a hands-on learning experien..
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This kit is designed to fit a standard 68mm to 72mm bottom bracket Bafang 36v 500W BBS02B 3077 mid-d..
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Description Our solar system planetary model toys is here waiting for youï¼Made of eco- friendly and..
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