This is the HS-5495BH High Torque, High Voltage Servo from Hitec.

FEATURES: Designed to be powered from a 2-cell 7.4V LiPo battery for extra
            speed and power
          Ideal for 20-1.20 class aircraft, EP 600-700 and GP 30-90 size
            helicopters, 1/10-1/4 scale car steering and throttle and
            EP and Gasoline powered boats
          Programmable features include; Dead Band Width, Rotation Direction,
            Rotation Speed, End Points/Neutral Points, Fail Safe On/Off, Fail
            Safe Point, (requires Hitec programmer HFP20, HPP20 or
            HPP21 HRCM4420)
          Karbonite gear train - four times stronger than conventional white
            resin gears

INCLUDES: HS-5495BH High Torque, High Volt Servo with Connector
            0.94" (24mm) round horn, 1.8" (45mm) round horn, 1.7 (44mm) 4-
            point horn, 0.98" (25mm) single arm horn, 2.3" (59mm) double arm
            horn, mounting hardware and instruction sheet
            instruction sheet

REQUIRES: Installing in model and connecting linkage

SPECS:    Speed: 6.0V, 0.17 sec/60°
                 7.4V, 0.15 sec/60°
          Torque: 6.0V,  88 oz-in (6.4 kg-cm)
                  7.4V, 104 oz-in (7.5 kg-cm)
          Size: 1.57 x 0.78 x 1.49" (39.8 x 19.8 x 38mm)
          Weight: 1.59oz (45g)

                                                                   ajw 04/12/11
                                                                         ir/jxs