Features:31.5kg large torque.31.5kgcm @8.4VHigh Speed 0.09sec/60 @8.4v6V-8.4V High-VoltageFull metal gear. it's better for accuracy, service life has been greatly increasedAluminiums Case. Enhance the heat dissipation, ensure that servo motor can work wellControllable angle range from 0 to 180 degrees, Excellent linearity, precision control.