The **SG90 Micro Servo Motor** is a lightweight, compact, and highly popular servo used in Arduino, robotics, and DIY electronics projects. It provides precise angular control (typically up to 180°), making it ideal for applications like robotic arms, sensors, RC models, smart doors, and automation systems. Built with durable plastic gears and a responsive control system, the SG90 delivers smooth movement with low power consumption. It is easy to interface with microcontrollers using PWM signals, making it perfect for beginners, students, hobbyists, and engineers working on robotics, IoT, and embedded system projects requiring accurate motion control.