Feature:1. The metal gear can withstand higher loads, which can ensure the normal operation of the servo.2. High efficiency, low noise and low power consumption during operation, high performance.3. It is made of highquality plastic and semialuminum frame, and has undergone precise processing to ensure durability.4. High precise and accuracy, reliable to use, durable, easy to install and disassemble.5. There are 5 different servo arms to meet your different needs, fit for 1/8 1/10 RC car and model boat, robot.Specification:Item Type: 24KG ServoMaterial: Plastic + AluminumColor: Black RedSize: Approx. 40x38.6x20mm/1.6x1.5x0.8inWeight: Approx. 78.0g/2.8ozModel: S2400MLocked-Rotor Torque: 24kgfcm at 7.4VWorking Voltage: 6.0~7.4V DCNo-Load Speed: 0.12 seconds at 7.4V at 60Operating Angle: 18010 (500~2500s)Mechanical Limit: 210Operating Angle: CCW (10002000s)Applicable Motor Type: Coreless MotorFitment:Fit for 1/8 RC CarFit for 1/10 RC CarFit for Model BoatFit for Model RobotInstallation Notes:1. Install the servo to the base first, without installing the servo arm or servo protection. Only fix the servo to frame. Then connect the servo to the receiver, Generally, the three lines for CH1/ST port are divided into bottom line, VCC, signal/PWN.2. After the servo is fixed, turn on the remote control and turn on the ESC after setting it, and then the servo will stop at a fixed position3. Without turning off the remote control and the servo, install the servo protection or the servo arm to the servo output gear.Package List:1 x 24KG Servo5 x Servo Arm5 x Screw8 x Accessory1 x ManualNote:1. There will be differences in the installation of different grams of servos, please actual installation shall prevail.2. The accessories provided by the servo of different grams will be different, please refer to the real object in the package.3. Manual measurement, please allow 13mm/0.040.12in error, thank you.4. Due to the difference between different monitors, the picture may not reflect the actual color of the item.