The HC-SR04 ultrasonic sensor provides high-precision distance measurement from 2 cm to 400 cm using 40 kHz ultrasonic detection. It delivers fast response, stable echo signals, and reliable object sensing, making it ideal for robot obstacle avoidance, smart robot cars, autonomous navigation, and robotics projects.
Designed for easy integration, the module supports Arduino UNO, ESP32, ESP8266, Raspberry Pi, and other microcontrollers through a simple VCC, GND, Trig, Echo interface. It works perfectly for STEM robotics education, IoT automation systems, DIY electronics, and engineering experiments.
With a durable PCB design, low power consumption, and stable signal output, this module is an essential robotics sensor accessory for Arduino robotics, smart vehicle platforms, and robotics development across UAE and GCC maker communities.







