Savox SW-1212SGP Digital Waterproof Aluminum Case High Voltage Tall Servo. Constructed with the most advanced materials and technologies to get the best performance and reliability, this high quality powerful servo is equipped with aluminum and composite case and steel gears with plenty of torque and speed for numerous applications! In addition, the SW-1212SGP is high voltage approved and is capable of running high voltage to provide you with up to 638.2oz/in of torque and 0.14sec/60° of speed at 7.4V!