31ZY High Torque 8000RPM DC Motor 12v

31ZY Magnetic Tubular Motor High Torque Brushed Motor Specification: Motor Diameter: about 31mm Motor Body Length: about 57mm Output Shaft Diameter: about 3mm Output Shaft Length: about 19mm Weight: about 165g Voltage Range: DC6V-24V Voltage: DC12V top Speed: 8000rpm Error: ±10% CW: red wire-positive(+),black wire-negative(-) CCW: red wire-negative(-),black wire-positive