Low cost motor to power toys, models, etc. Operates on any DC voltage from 1 to 5 volts. Works well with flashlight battery. 3950 RPM. 5gr-cm load. KKK brand, Japan. Well built with spring steel brushes, fiber washers and brass bushings. 4" color coded lead. 7/8" diameter by 7/8" long. Shaft is 1/8" long. These have been in storage for years, so may need a drop of oil. Unused. Package of 6