10 Pack HC SR04 Ultrasonic Sensor Distance Module For DIY Robotics And Projects Your Go To Distance Sensor For Accurate Readings Easy Trigger Pulse Operation Stable Performance For Prototyping Education And Hobby Electronics

10-Pack HC-SR04 Ultrasonic Distance Sensor Modules
✔️ Broad 2cm to 500cm range, 0.3cm resolution, 5V DC supply

This 10-pack of HC-SR04 ultrasonic distance sensors is a go-to distance sensing module for hobby electronics. It's a staple in DIY robotics, obstacle avoidance projects, education kits, and prototyping tasks where reliable, easy-to-wire sensors are a fit.

✅ Ranging distance 2 cm to 500 cm, 0.3 cm resolution
✅ Trigger input requires a 10 microseconds high pulse for accurate readings
✅ 5V DC operation, quiescent current < 2 mA
✅ Compatible with Arduino, Raspberry Pi, and GH-311 anti-theft module

💡 What is an ultrasonic distance sensor used for in hobby electronics?

Handy tool for obstacle detection and distance measurement in DIY robotics and automation projects.

- great for obstacle avoidance in small robots and automation setups
- range 2 cm to 500 cm with about 0.3 cm accuracy
- trigger pulse needs at least 10 microseconds to get reliable readings
- simple 5V-powered interface with VCC, Trig, Echo, and GND for easy integration