| Manufacturer | Part Number | Description |
|---|---|---|
| ETC 1 ETC 1 | HC-SR04 | Ultrasonic Sensor User Guide |
| ETC Unknown Manufacturer | HC-SR04 | Ultrasonic Sensor |
| HandsOn HandsOn | HC-SR04 | Ultrasonic Sensor Module |
ELECFreaks |
HC-SR04 | Ultrasonic User Guide |
| Cytron Cytron | HC-SR04 | Ultrasonic Sensor User Manual |
| Elec Freaks Elec Freaks | SR04 | Ultrasonic Ranging Module HC |