Specifications:
The DS5180SG is a Large Scale, and Digital Servo. It's Metal-geared With an Amazing Amount of Torque While Capable of Operating on High Voltage.

Operating Voltage: 6 – 8.4Volts DC

Torque:
@6V: 85kg.cm(1180oz-in)
@7.4V: 98kg.cm(1361oz-in)
@8.4V:105kg.cm(1458oz-in)

Speed:
@6V: 0.24sec/60°
@7.4V：0.21sec/60°
@8.4V：0.19sec/60°

Operating Temperature: -25°C~70°C
Waterproof: IP66
Limit angle: 360°
Bearing: 2BB
Horn Gear Spline: 18 Tooth
Case Material : Engineering Plastic & Aluminum Alloy
Connector Wire: 17.7in (450mm)
Motor Type: Brushed
Command Signal: Pulse Width Modification
Amplifier Type: Digital Controller
Pulse Width Range: 500～2500usec
Neutral Position: 1500usec
Running Degree: 180±3°(PWM 500～2500usec) or 270±3°(PWM500～2500usec)
Dead Band Width: 3 usec
Rotating Direction Counterclockwise: (when 1000～2000usec)
CE /RoHs:Yes

Contains:
Long Holder Aluminum & Short Holder Aluminum & Circle Holder-18T & Circle Holder -Orientation Angle:maximum 180 or 270 deg
-Mechanical Angle :360 deg
(Plug/Output wheel/Radio control system compatible with Futaba JR Hitec)

Note:
Operating Voltage is DC6-8.4 V, Best Use Voltage is 7.4V
It Is Recommended to Use 2s Battery for Power Supply (6-8.4V)