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. Capable of free rotation within 360 degrees when powered off. Specifications: - Connector wire length: 300mm / 11.8 inches - Operating speed: 0.17 sec / 60 degrees (4.8V no load), 0.13 sec / 60 degrees (6.0V no load) - Operating voltage: 3.0V - 7.2V - Type: All metal gears - Dead band width: 4μs - Compatible with JR, Futaba, and similar connectors - Temperature range: -30°C to +60°C - Servo weight: 55g - Power supply: External adapter - Stable and shockproof Ideal for biped robots, robots, remote control cars, and suitable for 50-90 methanol-powered fixed-wing aircraft models 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 rotation range. Connection: - Red wire: + - Yellow wire: PWM/Signal - Brown wire: GND Control specifications: - Control type: 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: The color may vary slightly due to lighting and display differences. Measurement error allowed: +/- 1-3cm.