HC-SR04 Ultrasonic Distance Sensor

Tk. 150

HC-SR04 Ultrasonic Distance Sensor – Accurate & Reliable Distance Measurement Module The HC-SR04 Ultrasonic Distance Sensor is a highly popular and cost-effective module used for precise distance measurement in robotics, automation, and electronic projects. It uses ultrasonic sound waves to detect objects and measure distance with high accuracy, making it an essential component for smart systems and obstacle detection applications. This sensor operates by emitting ultrasonic pulses and calculating the time taken for the echo to return, allowing it to determine distances quickly and reliably. With stable performance and easy integration, the HC-SR04 is widely used by hobbyists, students, and engineers in Arduino and microcontroller-based projects. # Key Features: * High precision distance measurement using ultrasonic technology * Measuring range: approximately 2 cm to 400 cm * Low power consumption and stable performance * Easy to interface with Arduino, Raspberry Pi, and other microcontrollers * 5V operating voltage for convenient compatibility * Built-in transmitter and receiver for accurate detection # Applications: * Obstacle avoidance robots * Smart parking systems * Distance measurement tools * Liquid level detection * Security and automation systems * DIY electronics and educational projects The HC-SR04 Ultrasonic Sensor is an ideal choice for anyone working on robotics or IoT-based systems. Its simplicity, affordability, and reliable performance make it one of t