HC-SR04 Ultrasonic Sensor

Description

Empower your robots and electronics projects with reliable distance measurement using the HC-SR04 Ultrasonic Sensor—a must-have module for obstacle detection, ranging, and automation tasks. Compact and easy to integrate, this sensor uses ultrasonic sound waves to accurately gauge distances from objects, enabling smarter navigation, collision avoidance, and environmental awareness in your builds. Perfect for Arduino, Raspberry Pi, and other microcontroller projects, the HC-SR04 delivers consistent results in applications from mobile robots and automatic doors to water level detection and interactive installations. Its straightforward 4-pin interface and simple trigger-echo protocol make setup a breeze for all skill levels—making precise, non-contact sensing accessible for every maker, student, or innovator.

Key Features:

• Accurate Distance Sensing: Measures distances from 2cm to 400cm with high precision, ideal for obstacle avoidance and mapping.

• Quick Response Time: Delivers real-time data updates for reactive and dynamic robotics applications.

• Easy Integration: Simple 4-pin (VCC, Trig, Echo, GND) connection for seamless use with Arduino, Raspberry Pi, and most microcontrollers.

• Low Power Operation: Energy-efficient performance suitable for battery-powered or portable projects.

• Non-Contact Measurement: No moving parts for greater durability and maintenance-free operation.

What’s Included:

• 1x HC-SR04 Ultrasonic Sensor Module

Applications:

• Obstacle detection and avoidance in mobile robots

• Automated parking sensors

• Distance measurement and object tracking

• Water level sensing in tanks

• Proximity-based automation projects

• Interactive installations and STEM education