Ultrasonic Range Finder Module For Arduino And DIY Builders HC SR04 Distance Sensor For Uno Mega R3 Nano Duemilanove 10 Pack Plug And Play Prototyping Tool For Quick Robotic Projects

10-Pack HC-SR04 Ultrasonic Range Finder Modules for Arduino
✔️ 5V DC, 2cm-500cm range, 0.3cm resolution, 10-pack

The HC-SR04 ultrasonic range finder module is a plug-and-play distance sensor designed for quick robotics and DIY projects. It's commonly used with Arduino, Uno, Mega, Nano, and similar controllers for obstacle detection, mapping, and proximity sensing.

✅ Power supply: 5V DC
✅ Range: 2 cm to 500 cm
✅ Resolution: 0.3 cm
✅ Trigger input: high pulse >10 μs
✅ Pins: VCC, Trig, Echo, GND
✅ Package: 10 pieces

💡 What are common applications for the HC-SR04 ultrasonic distance sensor in embedded projects?

It’s a handy tool for quick distance checks and obstacle detection.

- Obstacle avoidance for small robots and automation kits - Distance and mapping measurements with Arduino or microcontrollers - Proximity sensing for level checks and automation workflows