This is a Vigor VTS08A servo motor. It is small, and offers good power for its size. This servo is – 43×23×38.2mm big, 43g and develops a stall torque of more than 5 kgf.cm . The servo comes with 3 different horns with mounting holes.
Operating Voltage : 4.8-6.0 V
PWM Input Range : Pulse Cycle 20±2ms, Positive Pulse 1~2ms
STD Direction : Counter Clockwise / Pulse Traveling 1500 to 1900µsec
Stall Torque : 5Kgf.cm (69.5 oz/in) at 4.8V, ?6Kgf.cm (83.4 oz/in) at 6V
Operating Speed : 0.33 sec/ 60° at 4.8V, 0.3 sec/ 60° at 6V at no load
Weight : 43g (1.5 oz)
Size : 43 x 23 x 38.2 mm (1.69 x 0.91 x 1.5 in)