4WD Robot Car Chassis Kit with Speed Encoder TT Motor Acrylic Board Ultrasonic Module Avoidance Tracking Smart Car
![4WD Robot Car Chassis Kit with Speed Encoder TT Motor Acrylic Board Ultrasonic Module Avoidance Tracking Smart Car](http://ae04.alicdn.com/kf/Hcad024b880dc40c79eec06bab9a65e32b.jpg)
sku: 1005002327014451
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$21.47
Shipping from: China
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