Power HD LW-25MG Digital Waterproof Servo 25KG 0.14sec@7.4V

Torque(6.0V): 23.0 kg-cm (319.4 oz/in) Torque(7.4V): 25.0 kg-cm (347.2 oz/in) Speed: 0.16 sec (6.0V) / 0.14 sec (7.4V) Operating Voltage: 6.0 ~ 8.4 DC Volts Spline: 25T Case Colour: Blue Weight: 72.0g (2.54 oz) Bearing Type: Ball Bearing x 2 Motor Type: DC Motor Gear Type: Copper & Aluminum Operating Temperature: -20°C ~ 60°C Working frequency: 1520 micro seconds / 333hz Size: 40.7x20.5x38.6mm (1.60x0.80x1.52")