Feature: 1. Performance: With anti blocking and anti burning protection function, with waterproof function. 2. CNC precision gear, it is more wear-resistant and not easy to break and sweep teeth. 3. Metal gear high torque for RC car, crawler and robot. 4. Great choice for university professors and students who are interested in developing software for robot parts. 5. If there are any problems, please contact our store in time. We will give you a satisfactory solution. Specification: Features: Performance: With anti blocking and anti burning protection function, with waterproof function. CNC precision gear, it is more wear-resistant and not easy to break and sweep teeth. Metal gear high torque for RC car, crawler and robot. Great choice for university professors and students who are interested in developing software for robot parts. If there are any problems, please contact our store in time. We will give you a satisfactory solution. Specifications: Item: 100kg Digital Servo Number of Teeth: 15T Rotation Angle: Within 180 ° Deadband: 2 μ s Operating Frequency: 1520 μ s / 330hz Motor: High Performance Brushless Motor Speed (6V): 0.165sec/60 ° Speed (7.4V): 0.15sec/60 ° Speed (8.4V): 0.14 sec / 60 ° Locked Rotor Torque (6V): 75kg cm Locked Rotor Torque (7.4V): 100kg cm Locked Rotor Torque (8.4V): 105kg cm Size: 65*30*53mm Bearing: Imported 2BB Shell: CNC Aviation Aluminum Alloy Gear: All Steel Teeth Package Information: Package Size: 11*4*9cm Package Weight: 284g Gift Box Package Packing List: 1* 100kg Digital Servo 1* Some Other Parts Package List: 1* 100kg Digital Servo 1* Some Other Parts