Mini Electric Motor Kit 3V 12V with 6 DC Motors and Various Propellers
2 x 80MM three-blade propellers (yellow);. 5 x 80MM four-blade propellers (red, yellow, green, pink and blue);. They have a no-load speed of 9000 RPM to 25000 RPM ±10%. 6 x 130 motors (3V 10,000 rpm);.