1、Double ball bearing with low noise and fast heat dissipation. 2、The servo is fast, flexible, convenient, reliable, compatible, and it has strong anti-interference ability. 3、Metal gear design makes the servo have high torque and power. 4、The perfect value RC servo in the market, with high quality. 5、Wonderful accessory for model fixed wing aircraft, helicopter, car and robot. Features: 1. Double ball bearing with low noise and fast heat dissipation. 2. The servo is fast, flexible, convenient, reliable, compatible, and it has strong anti-interference ability. 3. Metal gear design makes the servo have high torque and power. 4. The perfect value RC servo in the market, with high quality. 5. Wonderful accessory for model fixed wing aircraft, helicopter, car and robot. Specification: Control system: Positive PWM control (1500 usec neutral) Operating voltage range: 4.8V - 6.0V Operating temperature range: - 20 ° c - + 60 ° c Test voltage: At 4.8 V Standing torque: 9kg-cm Speed: 0.27 seconds / 60 °  at no load Idle current: 260mA at stop Operating current: 2000mA at no load At 6.0 V Standing torque: 12kg-cm Speed: 0.25 seconds / 60 °  at no load Idle current: 320mA at stop Operating current: 2200mA  at no load Dead zone width: 8 usec Laps: 10,000 Operating limits: 60°±10° Direction: Retiming/pulse stroke 1500 to 2100 usec Driver Type: FET driver Motor Type: Carbon Brush Potentiometer Type: Indirect drive Amplifier Type: Analog control Item Size: Approx. 40 * 20 * 41.15mm/1.58 * 0.79 * 1.62in Weight: Approx. 72g Ball Bearing: Double Ball Bearing Gear Material: Metal Case Material: Nylon + Fibre Connector Wire Length: 300mm Connector Wire Gauge: 22AWG heavy duty (JR universal) Wire Info (brown): Negative Wire Info (red): Positive Wire Info (white): Signal Application: Car model; fixed-wing aircraft; helicopter; robot Package List: 1 * Servo 1 Set of Accessory