... , CCC, UL,CE, VDE.Our mainly product is stepping motor, synchronous motor, copper pipe and heat exchange for air-conditioner, mold.We ... ±7% Ω/PhaseStep Angle5.625 /64Reduction Ratio1/64Pull-in Torque≥39.2 mN.mNoise≤35 dB(A). 24BYJ48-AD3 dc micro Stepper Motor