This is the Savox SH-0254 High Torque Micro Digital Servo.

Features:

• Over-spec refined design out performs ordinary micro size servo.
• The metal case design looks good and allows for cooler and smoother operating temps.
• The metal gears form a solid framework for precise controls and operation.
  
• Strict production and quality control of plastic components
• Our servos are totally green – from materials to production, these servos are environmentally friendly.
• Ideal for CCPM and Rudder on 450 class heli's and Park Flyer Airplanes.

• Dimensions(mm): 22.8X12.0X29.4
  Weight(g): 15.8
  Speed(@4.8V sec/60): .16
  Torque(@4.8V oz-in): 43.1 (3.1kg-cm)
  Speed(@6.0V sec/60): .13
  Torque(@6.0V oz-in): 54.2 (3.9kg-cm) 
  Gear: Metal & Plastic
  Bearing: 1BB
  Case: Aluminum
  Running current (at no load): 180 mA @ 4.8V
  Running current (at no load): 240 mA @ 6.0V
  Stall current (at locked): 1200 mA @ 4.8V
  Stall current (at locked): 1400 mA @ 6.0V
  Idle current (at stopped): 5 mA @ 4.8V
  Idle current (at stopped): 5 mA @ 6.0V
  Limit angle: 220°±10°
  Connector wire gauge: ＃26 AWG
  Connector wire length: 250 ±5 mm
  Horn gear spline: 21T
  Control system: Pulse width modification
  Amplifier type: Digital Controller
  Operating Travel: 90° (when1000→2000 μsec)
  Neutral position: 1500 μsec
  Dead band width: 5 μsec
  Rotating direction: Clockwise (when1500→2000 μsec)
  Pulse width range: 750→2250 μsec
  Maximum travel: Approx 145°(when750→2250 μsec)
  
  
  

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