5PCS 0408 4mm*8mm Mini Coreless Motor DC 1.5V-4.2V 3.7V 65000RPM high Speed Micro Tiny Hollow Cup Engine DIY RC Drone Toy Model

5PCS 0408 4mm*8mm Mini Coreless Motor DC 1.5V-4.2V 3.7V 65000RPM high Speed Micro Tiny Hollow Cup Engine DIY RC Drone Toy Model

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