Mini 18mm Square Bare Motor DC 3V 4.5V 6V 9V 12V High Speed DIY RC Toy Slot Car

There is there version motor, the buyer can select version and buy.

 Motor body size: 18*17.5*9mm 

Version 1: coil resistance is about 5 ohms 

Version 2: coil resistance is about 6 ohms (Mabuchi motor, better quality) 

Version 3: coil resistance is about 30 ohms (Mabuchi motor, better quality) 

Here test data. voltage, no load speed, current. Notes: same motor, higher voltage, higher speed, and more heat, may shorter life. 

Package included:

1x motor