Features: Good performance digitalservo, suitable for RemoteControl car, robots. Precision gears, more wear-resistant, not easy to collapse and sweep teeth, etc. Including servo accessories package, spare gear and shaft pin, 25t metal servo arm. A great choice for university professors and students who are interested in developing software for robot parts. Tailored for RemoteControl hobbyists to provide different experiences and delight. Warranty: If there are any problems, please contact our store in time. We will give you a satisfactory solution. Specifications: Item: Digital Servo Control System pwm Pulse width modulation contrd1520uS/333Hz Optrating Voltage 5.0-8.4V Temperature -20C~+60C PMW Voits 3.3-5Vadvised /5V Puise Width Angle : 500-2500us 180/ 270 180Customizable or default80 Direction Anticlockwise: 500-2500us the opposite rotation is customizable Motor Brushless Dead band 2 usec Gears Inside 416+304Stainless Steel Gears416+3042.5 Angle sensor Magnetic coding Waterproo IP68651 Signal Digital&8 Programmable support Net Weight 77g(no inclidong accessory) Size: 40x20x39mm Wire length JR300mm Net Weight: Bearing Double ball bearings77g White signal line Intermediate positive electrode negative pole Package information: Package Size: 8*5*3cm Package Weight: 97g Gift Box Package Packing List: 1 *47kg Digital Servo 1* Some Fittings