Model:GM12-15BY Motor Descriptions:•15mm metal gearbox plus 15mm dc stepper motor•Voltage : DC 12V •0.05Nm torque, high-precision and low noise •10Ω,20Ω,30Ω stepper motor •Applications: Security surveillance camera Ad equipmentAccessory of automobile Cosmetology equipmentsInsulin syringe Medical equipment •Reduction ratio: 1/3,1/5,1/10,1/20,1/30,1/50,1/63,1/100,1/150,1/210,1/250,1/298,1/380 • ...