Corona DS939MG Digital Metal Servo 0,13sec 2.7kg 12.5g for 450 Helicopter

Type：    DS939MG 
Size：    22.5X11.5X24.6mm(0.88"x0.45"x0.96")
Weight：    12.5g
Working Voltage：    4.8V / 6.0V
Working Current：    200mA
Operating Rate：    0.14sec/60o
Stall Torque：    2.5kg.cm
Dead zone bandwidth：≤3uSec
Operating stroke：    40o one side pulse traveling 400μs
Potentiometer type：    2 slider/Direct Drive
Gear Material：    Metal
Connector wire length：215mm
Operating temperature：-20 ℃ to +60℃