Description HV9930Dead Band 0.0007 ms (Default)Control System Pulse Width ControlWorking Frequence 1520μs / 333Hz(RX) Required Pulse 4.8 ~ 8.4 V DC Volts (2S Lipo un-regulated)Operating Voltage 6.0 ~8.4 V DC VoltsOperating Temperature Range -10 to 60 Degree COperating Speed (6V) 0.135 sec/60° degrees at no loadOperating Speed (7.4V) 0.110 sec/60° degrees at no loadOperating Speed (8.4V) 0.098 sec/60° degrees at no loadStall Torque (6V) 31.4 kg/cm – 436 oz/inStall Torque (7.4V) 38.8 kg/cm – 538.8 oz/inStall Torque (8.4V) 43 kg/cm – 597.1 oz/inMotor Type Coreless MotorPotentiometer Drive Indirect DriveBearing Type Dual Ball BearingsGear Type Metal Alloy GearDimensions 40X20X40 mm (1.57×0.97×1.57 in)Weight 74g – (2.64 oz)