Sparkfun Ultrasonic Distance Sensor - 3.3V (HC-SR04), 15° (red)

The HC-SR04 ultrasonic distance sensor, now available in a striking red, is an affordable solution for non-contact measurement needs. It offers a measurement range from 2 cm to 400 cm with an impressive accuracy of up to 3 mm. The module is equipped with an ultrasonic transmitter, receiver, and control circuit, and features four essential pins: VCC (Power), Trig (Trigger), Echo (Receive), and GND (Ground). Its straightforward setup makes it ideal for range-finding projects.

Perfect for hobbyists and professionals alike, this sensor can be seamlessly integrated into various applications such as robotics, security systems, and obstacle detection. Its precision and reliability make it a popular choice for DIY enthusiasts working on projects that require accurate distance measurements.

One of the standout features is its additional control circuitry, which helps to minimize inconsistent data, ensuring stable and reliable readings across different applications. This makes it particularly useful in environments where precision is crucial.

Compatible with numerous microcontrollers, the sensor is a versatile component that can enhance the functionality of existing systems or be the cornerstone of new innovations. Its compact design ensures it fits easily into projects without taking up unnecessary space, making it an excellent choice for both small and large-scale implementations.