10pcs 10*12*17.5mm N21-1951 3V 3.7V 30000rpm high Speed N20 N21 DC Electronic Starter with Vent
FK-N21 Electronic Starter DC 3.7V 31000RPM High Speed 10mm*12mm Electronic Starter Cooling Hole DIY Motor Drivers
FK-N20/N21/N30 12mm*10mm Electronic Starter DC 3V 3.7V 5V 6V High Speed Strong NdFeB Magnetic DIY HO D Motor Drivers
FK-N20/N21/N30 12mm*10mm Electronic Starter DC 3V 3.7V 5V 6V High Speed Strong NdFeB Magnetic DIY HO A Motor Drivers
FK-N20/N21/N30 12mm*10mm Electronic Starter DC 3V 3.7V 5V 6V High Speed Strong NdFeB Magnetic DIY HO B Motor Drivers
FK-N20/N21/N30 12mm*10mm Electronic Starter DC 3V 3.7V 5V 6V High Speed Strong NdFeB Magnetic DIY HO C Motor Drivers
