Five Pack HC-SR04 Ultrasonic Sensor Module for Precise Distance Sensing, DIY Robotics and Arduino Projects, Maker-Friendly Plug and Play, Wide Detection Range, Reliable Echo Timing for Makers and Hobbyists
✔️ 5V DC, 2 cm to 500 cm range, 0.3 cm resolution, 5-pack
This five-pack of HC-SR04 ultrasonic distance sensors is perfect for DIY robotics, Arduino projects, obstacle avoidance, and classroom experiments. Each module emits a 40 kHz ultrasonic burst and measures the echo time to calculate distance from 2 cm to 500 cm with a 0.3 cm resolution. These handy sensors are favored by hobbyists, students, and makers prototyping automated ideas.
✅ Power supply: 5V DC, quiescent current < 2 mA
✅ Ranging distance: 2 cm - 500 cm, resolution 0.3 cm
✅ Output: VCC/Trig/Echo/GND with anti-reverse socket
✅ Anti-reverse pin socket and 4-pin cable included
✅ Use caution: power and wiring before active to avoid misoperation
💡 What is an ultrasonic distance sensor typically used for in hobby robotics? This handy tool provides real-time distance feedback to help with obstacle avoidance, basic mapping, and automation in DIY projects. - Handy for obstacle detection on small mobile robots - Useful for distance measurement in Arduino projects - Great for proximity sensing and line-following experiments