This is the Savox SC-0255MG Micro Metal Gear Digital Servo.



Features:
Over-spec refined design out performs ordinary micro size servo. The aluminum case design looks awesome and allows for cooler operating temperatures. Precision metal gears form a strong and solid framework. Strict production and quality control of plastic components ensures long life and reliability. Savox servos are totally green – from materials to production, these servos are environmentally friendly. Ideal for CCPM applications in 450 size heli's and park flier planes.
Dimensions(mm): 22.8X12.0X29.4
Weight(g): 15.8
Speed(@4.8V sec/60): . 16
Torque(@4.8V oz-in): 43.1
Speed(@6.0V sec/60): . 13
Torque(@6.0V oz-in): 54.2
Gear: Metal
Bearing: 1BB
Case: Aluminum
21 Tooth Spline
Frequency: 200-250hz
Pulse Width Frequency: 1520

Dimensions(mm): 22.8X12.0X29.4
Weight(g): 15.8
Speed(@4.8V sec/60): . 16
Torque(@4.8V oz-in): 43.1
Speed(@6.0V sec/60): . 13
Torque(@6.0V oz-in): 54.2
Gear: Metal
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)