Features 1、Strong And Sturdy: The built in hollow cup motor has large torque and longer service life. It is equipped with full CNC accurate gears, which is more wear resistant and not easy to break the teeth. 2、Waterproof function: With anti blocking and anti burning protection function, with waterproof function, fully waterproof design, waterproof grade IP67, the steering gear can be completely immersed in water. 3、Multipurpose: Used to change the torque, speed and angle of remote control toys, robots, robotic arms and other remote control toys. 4、Applicable: Suitable for 1/5 1/6 RC car models, robots, RC boats, industrial steering gear, helicopters. 5、Included: Including steering gear kit, spare gear and axle pin, 15t metal steering gear arm. Item Type: Servo Motor Shell Material: Aluminum Alloy Color: Red Product Size: Approx.59.5 x 29.5 x 54mm / 2.3 x 1.2 x 2.1in (Excluding Cables, Mounting Wings On Both Sides And Top Gear) Working Voltage: DC 5V-8.4V Rotation Angle: 180° Number Of Teeth: 15T Dead Time: 3μs Pulse Width: 500-2500μs Operating Frequency: 1520μs/330hz Motor: High Performance Hollow Cup Motor Gear: All Steel Teeth Potentiometer: High Performance Potentiometer Test Data Speed (6V): 0.14S/60° Speed (7.4V): 0.12S/60° Speed (8.4V): 0.11S/60° Stall Torque (6V): 88kg Cm Stall Torque (7.4V): 95kg Cm Stall Torque (8.4V): 102kg Cm Connection Line: JR Line 300mm Package List 1 x Servo 1 x Servo Arm 2 x Gear 2 x Latch 4 x Rubber Pad 6 x Screw