Specifications:
Item: 20KG Digital Servo
Gear Type: Stainless Steel Gear
Operating Travel: 180deg
Control System :PWM Control (1500 u-sec is the Central Point)
Working Voltage: 4.8V~6V
Working Temperature: -20C°~ +60C°
Torque: 4.8V /17.2kg.cm
             6.0V /20.3kg.cm
 Idle Speed: 4.8V/0.15sec / 60 deg
                    6.0V/0.13sec / 60 deg
Idle Current: 4.8V/470mA 6.0V /650mA
Load Current: 4.8V/750mA 6.0V /950mA
Dead band: 2usec
Lifetime: >15000 Times without Load
Moving Angle: 60°±10°
Drive Type: MOS Drive
Motor Type: Cored Motor
Potentiometer Type: Direct Drive
Signal Booster Type: Digital
Ball Bearing: 2BB
Case Material: PA66+Fiber40%
Wire Length: 260mm
Wire Gauge No and Plug Type: 26AWG, JR Plug
Brown Wire: Negative  
Red Wire:WPositive
Orange Wire: Singal
Size: 42.8*54*20mm
Weight: 62g (without Accessories)

Package Information:
Package Size: 6.5*5.5*3cm
Package Weight: 352g
Plastic Package

Package List:
4* 20KG Digital Servo
4* 25T Servo Arm
1* Other Parts