Features:20.32kg large torque.20.32kgcm @6VHigh Speed 0.16sec/60 @6V4.8V-6V High-VoltageModified design and high qualityIdeal choice for 1/10 1/8 RC car/HHK Big airplaneFull metal gear. it's better for accuracy, service life has been greatly increasedAluminium Case. Enhance the heat dissipation, ensure that servo motor can work well