Compliant with standard receiver connectors: Futaba, Hitec, etc. Stall torque: 12kg/cm (6V), 13kg/cm (7.2V). Power supply: External adapter, connector wire length: 300mm. Stable and shockproof design with metal gears. High-speed standard servo motor with 180-degree rotation (90 degrees in each direction). Controllable angle range from 0 to 180 degrees with linear control. Can rotate freely within 360 degrees when powered off. Specifications: - Connector wire length: 300mm / 11.8 inches - Operating speed: 0.17 sec/60° (4.8V, no load), 0.13 sec/60° (6.0V, no load) - Operating voltage: 3.0V - 7.2V - Gear type: All metal gears - Dead band width: 4μs - Plug compatibility: JR, Futaba, and others - Temperature range: -30°C to +60°C - Servo weight: 55g - Power supply: External adapter Suitable for biped robots, remote control cars, and models of 50-90 methanol-powered fixed-wing aircraft and 26cc-50cc gasoline-powered fixed-wing aircraft. Note: Ensure the duty cycle of your controller matches the following specifications; otherwise, the servo may not reach the full range of motion: - Control signal: PWM - Pulse width: 500–2500 - Duty cycle: 0.5ms–2.5ms - Pulse period: 20ms Dimensions: 40.7 x 19.7 x 42.9mm Material: ABS + Metal Color: Black Package Contents: - 4 x Servo - 4 x Servo Horn Kit Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1-3cm.