PowerHD R12s HV Coreless Digital Servo 12.0KG/0.06sec@7.4V

Torque(6.0V): 9.0 kg-cm (125.0 oz/in)
Torque(7.4V): 12.0 kg-cm (166.6 oz/in)
Speed: 0.07 sec (6.0V) ¦ 0.06 sec (7.4V)
Operating Voltage: 6.0 ~ 8.4 DC Volts
Weight: 48.0 g (1.69 oz)
Bearing Type: Ball Bearing x 2
Motor Type: Coreless Motor
Gear Type: Titanium & Alu
Operating Temperature: -20~60°C
Working frequency: 1520µs / 333hz
Size: 41.0 x 20.0 x 26.4 mm ( 1.61 x 0.79 x 1.04 in)