Package Included
- 1pcs x 360 Degree Continuous Rotation Servo Motor - MG996R

Description:
- Weight: 55g
- Dimension : 40.7 × 19.7 × 42.9 mm (LxWxH)
- Operating temperature: -30 ~ + 60 °
- Deadband setting: 4 microseconds
- Rotation angle: 360°
- Torque: 4.8V: 130.5 oz-in (9.40 kg-cm), 6.0V: 152.8 oz-in (11.00 kg-cm)
- Speed: 4.8V: 0.20 sec/60°, 6.0V: 0.16 sec/60°
- Servo type: analog servo
- Operation Voltage : 4.8 – 7.2Volts
- Gear Type: All Metal Gears
- Stable and shockproof double ball bearing design
- Control System: Analog

Reference 

• https://arduinogetstarted.com/tutorials/arduino-mg996r
• https://www.makerguides.com/how-to-control-a-360-degree-servo-motor-with-arduino/