Description:Brand: RacerstarProduct: DC6215MG Digital ServoOperating Voltage: 4.8V-6.0V Operating Speed(4.8V): 0.12sec/60Operating Speed(6.6V):0.10sec/60Stall Torque(4.8V): 10.7kg-cmStall Torque(6.6V): 15.0kg-cmDead Band: 2sPulse Width: 500-2500sWorking Frequence: 1520s / 330hzRotation: 180Gear: Metal GearMotor: DC MotorBearing: 2BBDimensions:40.5X20.2X40mm/1.59X0.80X1.57inConnector Wire Length: JR265 mm(10.43in)Operating Temperature Range: -20 to + 60CWeight: 62g/PCApplication: For RC Airplane, RC Car, etc.Package Included:4 * Racerstar DC6215MG Digital Servo4 * Servo Arm Set