RioRand Nema16 Hybrid Two Phase Stepper Motor 39mm 1.8 &deg;Step Angle Brand: RioRand Good stability,low noise Specification:Step angle-1.8 ;Current-0.4A;Resistance-6.6;Inductance-7.5mH;Detent torque-50g.cm;Rated voltage-12V;Rated power-5W Application:3D printer,Monitoring equipment,Medical machinery,Textile machinery,Packaging Machinery,Stage lighting CE certification