TowerPro SG90 9g Micro Servo Motor (180 Degree)
Key Features
Model: SG-90 Micro Servo
Rotation Limit: 180 Degrees total sweep range
Operating Voltage: 4.8V to 6.0V DC
Stall Torque: 1.8 kg-cm (at 4.8V)
Gear Material: Lightweight POM Engineering Plastics
The SG-90 is a lightweight micro-actuator used for precise positional control. Unlike standard motors that spin continuously, the servo uses an internal feedback mechanism to lock its output arm at precise angles based on incoming pulse-width modulation (PWM) commands.