Special Offer US $201.30 Tracked Tank Smart Robotic Kit Bluetooth Video Program Electronic Toy DIY Self-balance Car Robot Ki

Tracked Tank Smart Robotic Kit Bluetooth Video Program Electronic Toy DIY Self-balance Car Robot Ki

[4000148785757] Tracked Tank Smart Robotic Kit Bluetooth Video Program Electronic Toy DIY Self-balance Car Robot Kit with Raspberry 4B(1/2/4G) 

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