Model: DS3225MG More torque higher speed Power cord is longer up to 15.75inches(40cm),and also send with a 25T adjustable metal servo arm Best for your DIY Project:compatible with 1/8 and 1/10 scale crawler,truck,,robotic arm,and any application where standard servos are used Equipped with high precision potentiometers and high-resolution digital chip, stable performance, fast response, strong anti-interference ability,low noise, fast heat dissipation Dimensions:1.57 x 0.78 x 1.59in (40 x 20 x 40.5 mm); Colour: Black material: metal DS3225MG RC hobby servos are designed for remotely operating model vehicles,such as cars,airplanes,and robots.It provides the functionality of a light weight standard-sized servo, high-speed big torque, water-,sensitive,responsive; It features an all-metal gear train,digital control electronics,and two ball bearings on the output shaft for reduced friction, and it offers easy access to the rest-point adjustment potentiometer,making them great actuators for robotic projects.This item is a very good choice for students and hobbyists. It not let you down! Electrical Specification: Operating voltage range: 4.8 - 6.8V Operating speed ( 5.0V ): 0.15 sec/60 degree Operating speed ( 6.8V ): 0.13 sec/60 degree Stall torque ( 5.0V ): 21kg/cm Stall torque ( 6.8V ): 25kg/cm Control Specification: Control System: PWM(Pulse width modification) Pulse width range: 500~2500 usec Neutral position: 1500usec Running degree: 270° (when 500~2500 usec) Dead band width: 3 usec Operating frequency: 50-330Hz Rotating direction: Counterclockwise (when 500~2500 usec) Mechanical Specification: Gear ratio: 275 Bearing: Double bearing Motor: 3-pole(s) Waterproof performance: IP66<br><br>Package: 1 x DS3225MG Digital Servo 1 x 25T Adjustable metal servo arm Only the above package content, other