Feature: 1. 70kg high torsion digital servo metal steering gear, high torsion, high accuracy, long life, low noise. 2. High strength 2BB ball bearing, amazing efficiency, low power consumption. 3. Support control plate pulse width 500US-2500US, maximum support 180 degrees. 4. This type of steering gear needs the support of 3A or higher BEC, the default remote control is 90 degrees, the most is about 120 degrees. 5. Extremely strong stainless steel gear ensures long life and durability. 6. Suitable for 1/5 robot/remote-controlled airplane/remote-controlled car. Specification: Item Type: RC Servo Engine: core Neutral point: 1500us PWM voltage: 3.3v-5.0v Feedback Angle: none Cycle: 20 milliseconds Default direction: CCW Remote control Angle: 90° Static current: 60mAh Blocking current: 4.5a Length of connecting wire: 260MM Potentiometer: mechanics Voltage range: 4.8v / 6.0v Signal frequency: 330Hz Operating temperature: -10℃-50℃ Dead zones: 4 us Yes/no lock: NLock 500-2500us Angle: 180° Rated current: 2A Size: approx. 65.7x30x57mm/2.6x1.2x2.2inch Gear material: all metal gear Bearing: 2BB Line definition: brown -/ red + / orange 6.0V / 0.20 inch / 60° 7.4V / 0.16inch / 60° 6.0V / 56cm² 7.4V / 72cm² Package List: 1 x Metal Steering Gear Servo1 x Metal Arm1 x Metal Rudder Plate1 x Screw4 x M3 Screws