Two Pack HC SR04 Ultrasonic Sensor Module With Onboard STM8S103 Microcontroller 5V Distance Meter With Digital Readout 3 To 400 cm Range Compact 24.2x35.1mm Great For DIY Robots And Proximity Sensing
✔️ 5V supply, 3-400 cm range, onboard STM8S103, two-pack
The two-pack HC-SR04 Ultrasonic Sensor Module combines the classic HC-SR04 with an onboard STM8S103 microcontroller and a digital readout. This compact setup is ideal for DIY robots, obstacle detection, and proximity sensing projects where fast distance feedback matters.
✅ 5V operation for easy integration with common microcontrollers
✅ Measurement range 3-400 cm for close to mid-range sensing
✅ Onboard STM8S103 MCU and digital tube display for standalone use
✅ Serial output option for easy data logging and integration
✅ Size 24.2x35.1 mm (0.95x1.38 in) compact form, two-pack kit included
💡 What is an HC-SR04 ultrasonic distance sensor module used for in DIY robotics?
It's a handy tool for measuring distances and detecting nearby objects in hobby and prototyping projects.
- Handy for obstacle detection in DIY robots
- Works with 5V systems and supports serial data output
- Includes onboard microcontroller and digital readout for quick feedback
- Great for proximity sensing and quick testing