[Low Profile Design]-Low profile design digital servo, save space. Height as low as 28.7mm –space perfect for tight installations in rc drift cars, on-road,touring cars and other robotic projects [Reliable Quality and Performance]-Well built with high-precision aluminium and brass gears. High-resolution digital chip,CNC aluminium middle shell. Low noise,high precision,fast heat dissipation,fast response, stable and durability [Applications]-Low profile design perfectly compatible with 1/10 1/12 rc drift cars, on-road, touring cars. Also can be widely used in rc airplanes,boats,robot arms and other diy electronic projects ect [Rotation Angle]-The maximum rotation angle is 270 degree when PWM control by 500-2500usec. Remote control (1000-2000use) rotation is 135 degree [You Will Get]-1 X 12KG Low Profile Digital RC Servo ; 1 X Adjustable 25T AluminuArm ; 1 X Accessories Bag HiRCgo 12KG Low Profile Digital RC Servo Full Metal Gear High Torque HV Steering Servo+25T Aluminum Reinforced Servo Arm for 1/10 1/12 RC Drift Car 270 Degree PWM500-2500 Descriptions: Products Name:12KG Low Profile Digital Servo Features: Ultra-Slim Design, Save Space Height as low as 28.7mm –Space Perfect for tight installations in rc drift cars, on-road,touring cars and other robotic projects. Note : Please use a standard PWM control signal, the signal period is 20ms, the high level time is 0.5-2.5ms. The maximum rotation angle is 270 degree when PWM500-2500μsec. Remote control only has half of the stroke (Maximum rotation angle is 135° when using remote controller） Apply Environmental Conditon Storage Temperature Range : -30°C～80°C Operating Temperature Range: -25°C～70°C Standard Test Environment Temperature Range: -25°C～70°C Humidity Range: 65%±10% Mechanical Specification Size: 40.8*20.2*28.7mm Weight: 60g Gear Type: Full Metal Bearing: Double Ball Bearings Horn Gear Spline: 25T Diameter: 5.9mm Case：Engineering plastics(PBT)+Aluminum Alloy Connector Wire: 320mm±5mm Motor: Carbon Brush Motor Splash Water Resistance: IP65 Electrical Specification Working Voltage Range: 4.8V-7.4V No Load Speed: 0.12sec/60° at 4.8V 0.09sec/60° at 7.4V Runnig Current: 210mA at 4.8V 260mA at 7.4V Peak Stall Torque: 11.5kg.cm at 4.8V 14.5kg.cm at 7.4V Stall Current : 2000mA at 4.8V 2700mA at 7.4V Control Specification: Command Signal : Pulse Width Modification Amplifier Type : Digital Controller Pulse Width Range: 500～2500usec Running Degree: 270°±3°(when 500～2500usec) Dead Band Width: 3 usec Rotating Direction : Counterclockwise (when 1000～2000usec) Package Includes 1X 12KG Low Profile Digital Servo 1 X 25T Aluminum Alloy Servo Arm 1 X Accessories Bag