Output Power: Form 0.02w to 140wDiameter: Φ 12, Φ 16, Φ 20, Φ 22, Φ 24, Φ 25, Φ 28, Φ 36, Φ 40, Φ 45, Φ 56, Φ 60, Φ 73, Φ 83.Certificate: CETypical applications: It can be used as driven compnets in many appliance. We can match planet gear and spur gear to all kinds of DC motor.