This is a  VTS05B servo motor. It is extremely small, and offers huge power for its size. This servo has the dimensions - 22.5 x 12.8 x 23.3mm, weighs only 8g and develops a stall torque of more than 0.6 kg.cm . The servo comes with 3 different horns with mounting holes.

It comes in a standard 3 pin connector. It is simple and easy to control.

Features

• Small, light and efficient
• Comes with 3 different horns - Cross, Circular and Single Sided
• Simple typical 3 pin interface - +V, GND and Signal
• Operating Voltage: 4.6 - 6 V
• Output Angle: ~170°
• Stall Torque : ≥ 0.8 kg.cm ( 11.11 oz.in ) at 6V
• Operating Speed: 0.09 sec / 60º at 6V with no load
• Size : 22.5 x 12.8 x 23.3mm ( 0.88 x 0.5 x 0.92in )
• Weight: 8 g ( 0.28 oz )