HC-SR04 Price in Bangladesh

The HC-SR04 Ultrasonic Sensor is an essential component for robotics and automation, available at RoboShop BD. Using the same sonar principles as bats and dolphins, this module emits high-frequency sound waves to determine the distance to an object. With a stable detection range from 2cm to 400cm and an accuracy of 3mm, it is the industry standard for obstacle avoidance, liquid level sensing, and digital “tape measure” projects.