Mini 130 Toy Motor Small Electric DC Motor 1.5V-12V Long Axis Carbon Brush Motor
Yellow rear cover model: 3600 rpm at 6V, 7600 rpm at 12V. Silver back cover: about 3700 rpm at 6V, about 7000 rpm at 12V. It can light up 3v led light with a single turn of the hand, and the power generation efficiency is high.