Specifications: 

• Torque: 40kg·cm @ 7.4V
• Operating Voltage: 4.8V–7.4V
• Rotation Range: 180° (programmable)
• Gear Type: Full Metal Gears
• Connector: 3-pin (PWM, VCC, GND)
  
• Weight: Approx. 75g

Features:

• High Torque: These servos are capable of delivering significant torque output, which is essential for tasks that require moving heavy loads or overcoming resistance.
• Metal Gears: The gears inside the servo are made of metal (often steel or titanium), which provides increased strength and durability compared to plastic gears. This makes them suitable for applications where frequent use and high loads are expected.
• Digital Control: Digital servos use digital circuitry to interpret control signals and provide more precise and responsive movement compared to analog servos. This is beneficial for applications where accurate positioning is crucial.
• Fast Response: They typically have faster response times compared to analog servos, enabling quicker adjustments to control inputs.
• Precision: Digital servos often have higher resolution and accuracy in their movement, allowing for finer control over position and speed.
• Power Efficiency: Despite their power and torque capabilities, modern digital servos are designed to be efficient in their energy usage, which helps in conserving battery life in mobile applications.
• Wide Range of Applications: These servos find use in various fields including robotics, RC (remote control) vehicles (cars, planes, boats), industrial automation, and other hobbyist or professional applications where precise motion control is required.