YIPINSERVO G25 25kg 7.4V High Speed Voltage Steel Gears Waterproof Coreless Low Profile Servo for 1/8 1/10 RC Car Drift Arduinos Robot Industry Specifications: Number of teeth: 25T Rotation angle: 180° or customized within 270 degrees Dead zone: 2μs Operating frequency: 1520μs / 330hz Motor: High performance coreless motor Speed (6V): 0.08sec/60° Speed (7.4V): 0.07sec/60° Speed(8.4V): 0.06 sec/60° · Stalled rotor torque (6V): 22kg.cm · Stalled rotor torque (7.4V): 25kg.cm · Stalled rotor torque (8.4V):27kg.cm Size:41X20X28.5mm/1.614X0.79X1.22in Weight: 68g Connecting cable: JR 300 mm Bearing: Imported 2BB · CNC aviation aluminum alloy shell · Gear: all steel teeth ·Potentiometer: high performance potentiometer Features: Functional: The servo features anti-block and burn-out protection. High Quality: Imported 7*11*3 and 6*10*3 bearings increase longevity and accuracy. Durable: It comes with a CNC aviation aluminum alloy shell and full steel gears, resist wear and tear, and prevent teeth shredding. Advanced Potentiometer: Includes a high-performance potentiometer for precise control. Waterproof: It offers excellent waterproofing to withstand harsh conditions. Package included: 1 X yipinservo G25 Coreless Servo 1 X Set of Servo Accessories (includes spare gears and shaft pin) 1 X 25T Metal Servo Arm